Đề kiểm tra học kì II môn Tiếng Anh Lớp 6 (Đề 1) (Có đáp án)
Are you tired of the colour or pattern of your walls? In a smart home, you won’t have to (31) _______ them. The walls will actually be digital screens, like computer or TV screens.
A computer network will link these walls with (32) _______ else in your house. Called “ambient intelligence,” this computer “brain” will control your entire house. It will also adapt to your (33) _______. Your house will learn about your likes and dislikes. It will then use that knowledge to control the environment. For example, it will set the heat in the house to your (34) _______ temperature. It will turn on the shower at the right temperature. It will also darken the windows at night and lighten them when it’s (35) _______ to wake up.
TEST 1 FOR THE SECOND TERM PART A: PHONETICS I. Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation I each of the following questions. 1. A. solar B. pollution C. neighbor D. reason 2. A. eraser B. energy C. effect D. environment 3. A. wireless B. hi-tech C. appliance D. fridge II. Odd one out 4. A. palace B. skyscraper C. UFO D. houseboat 5. A. replace B. reduce C. reuse D. recycle PART B: VOCABULARY AND GRAMMAR I. Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions. 6. There are many ways to _________ pollution. A. reduce B. increase C. protect D. save 7. People _________ on Mars someday, but it’s too expensive to travel there now. A. live B. are living C. will live C. have lived 8. If we all use _________ bags, we will help the environment. A. new B. renewable C. cheap D. reduced 9. _________ robots replace teachers in the classroom within the next ten years? A. Do B. Could C. Are D. Will 10. You can take these plastic bottles to the factory to _________ them. A. recycle B. reused C. reduce D. redo 11. _________ pollution can cause hearing loss. A. Air B. Water C. Noise D. Soil 12. We might have a _________ TV to watch TV programmes from space. A. wireless B. remote C. automatic C. local 13. In the future, many cars will run _________ electricity, which doesn’t cause air pollution. A. in B. on C. by D. with 14. You should turn the tap _________ when you brush your teeth to save water. A. up B. down C. on D. off 15. You should donate your old clothes, toys and furniture to people in_________. A. order B. fact C. need D. case 16. _________robots can help to teach children in the classroom, they will never replace teachers. A. When B. Although C. Because D. If 17. _________ robots be able to feel and behave like us? A. Will B. Can C. Do D. Are 18. There are lots of ________ problems nowadays, mainly because of pollution. A. natural B. social C. practical D. environmental 19. In the future, we _________ go on holiday to the Moon or other planets. A. could B. must C. might D. should II. Mark the letter A, B, C or D on your answer sheet to indicate the most suitable responsive to complete each of the following exchanges. 20. A: “Will robots be more and more expensive?” B: “_________ Prices will become cheaper over time.” A. Not at all. b. Sure. C. Sounds great! D. I think so. 21. A: “Some expert say robots will be smarter than humans within two decades.” B: “_________. A robot just a machine, I think” A. Not for me B. I totally disagree C. Never mind D. I agree III. There is one mistake in each sentence. Find and correct It. 22. In the future, robots will do all the housework instead us. A B C D 23. I’m sorry I won’t able to go to your party on Friday. A B C D 24. I can write with my right hand. I’m left-handed. A B C D 25. Using a lot of plastic bags are bad for the environment. A B C D 26. If we will go shopping tomorrow, I’ll buy some reusable shopping bags. A B C D IV. Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in the meaning to the underlined word(s) in each of the following questions. 27. It’s dangerous for children to go out alone at night. A. exciting B. convenient C. cheap D. unsafe 28. We must save our environment. A. destroy B. protect C. reuse D. reduce IV. Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in the meaning to the underlined word(s) in each of the following questions. 29. We can’t swim in this river because it’s polluted. A. clean B. old C. traditional D. historic 30. We should turn off all the electric appliances before we go out. A. turn down B. turn on C. open D. turn up PART B: READING I. Choose the correct answers to complete the passage. Are you tired of the colour or pattern of your walls? In a smart home, you won’t have to (31) _______ them. The walls will actually be digital screens, like computer or TV screens. A computer network will link these walls with (32) _______ else in your house. Called “ambient intelligence,” this computer “brain” will control your entire house. It will also adapt to your (33) _______. Your house will learn about your likes and dislikes. It will then use that knowledge to control the environment. For example, it will set the heat in the house to your (34) _______ temperature. It will turn on the shower at the right temperature. It will also darken the windows at night and lighten them when it’s (35) _______ to wake up. 31. A build B. cover C. pull D. repaint 32. A. thing B. everything C. anything D. nothing 33. A. preferring B. preferable C. preferably D. preferences 34. A. favourite B. terrible C. high D. clearly 35. A. occasion B. time c. way D. order II. Read this passage carefully, then choose the correct answers. Technology will allow homes in the future to be “smart.” Appliances will communicate with each other - and with you. Your stove, for example, will tell you when your food is cooked and ready to eat. Refrigerators will suggest recipes (công thức nấu ăn) based on food items you already have. Futurologists (nhà tương lai học) predict that many homes will have robots in the future. Robots already do many things such as building cars and vacuuming floors. But scientists today are starting to build friendlier, more intelligent robots that will be able to show feelings with their faces, just like humans. These robots will do work around the house such as cooking and cleaning. They will even take care of children and the elderly. How soon will this smart home be a reality? There’s a good chance it will be a part of your life in 25 or 30 years, perhaps sooner. 36.What will make future houses smart? A. Technology B. Computers C. Humans D. Scientists 37. According to the passage, the fridge of the future will be able to __________ A. keep food fresher and lasting longer. B. tell you it’s time to buy more food. C. give instructions on how to cook something. D. look out for out-of-date food. 38.Robots nowadays are widely used in __________ A. house building B. car manufacturing C. public transportation D. communications technology 39. Scientists are building robots that can __________ A. help take care of elderly people. B. do all household chores. C. show feelings with their faces. D. all are correct. 40.Which of the followings is NOT mentioned in the passage? A. Homes will be smart in 25 or 30 years time. B. Smart appliances will be able to communicate with you. C. So far robots have already done many things. D. Robots will soon be more intelligent than humans PART D: WRITING I. Complete the second sentence so that it has the same meaning to the first one. Use the word in brackets. 41. What are your plans for the weekend? (DO) => What .. 42. Apples are usually cheaper than oranges. => Apples are not . .. 43. He often participates in outdoor activities during his summer vacation. => He often takes . 44. Robots are not as intelligent as humans. (THAN) => Humans .. 45. There will be many robots in my future house to do housework => My future house .. II. Rewrite the sentences without changing their meaning. 46. Nobody in my family is older than my grandmother. => My grandmother 47. We started learning English when we were in grade 3. => We . .. . 48. There is noise pollution. People and animals have hearing problems. => If . . 49. Tom works harder than other students => Tom works 50. I'll call the teacher if you don't leave me alone. => Unless =============== TEST 2 FOR THE SECOND TERM PART A: PHONETICS I. Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation I each of the following questions. 1. A. weather B. than C. throat D. feather 2. dear B. wear C. nearby D. appear3. A. 3. A. changes B. causes C. noises D. articles II. Put the word which has a different stress. 4. A. breakfast B. country C. mother D. thirteen 5. A. banana B. anything C. dangerous D. exercise PART B: VOCABULARY AND GRAMMAR I. Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions. 6. What can we do _________air pollution? A. reduce B. to reduce C. reducing D. to reducing 7. The food is _________. A. noisy B. delicious C. friendly D. quiet 8. I might have a smart phone _________the internet. A. to surf B. surf C. surfing D. to surfing 9. I would like to have my house by the _________so we can see the beach from my window. A. mountains B. city C. sea D. countryside 10. The exam was quite easy, we expected it to be _________. A. an easy B. easier C. difficult D. more difficult 11. You can save money while shopping by only buying _________ you need. A. what B. this C. it D. that 12. Do you think we should put a _________ bin in every classroom in order to keep it clean? A. reusable B. recycled C. recycling D. reuse 13. If we use _________ paper, we will save a lot of trees. A. fewer B. less C. more D. much 14. The clouds are leaving and the sun is coming out. It probably _________ anymore. A. raining B. will rain C. won’t rain D. isn’t raining 15. The football match is on at 2 am _________I can’t watch it A. so B. because C. but D. then 16. Are there any good programmes _________ teenagers on TV tonight? A. to B. for C. of D . with 17. That TV programmes is not only interesting _________ it also teaches children many things about family and friendship. A. and B. so C. because D. but 18. Robots make car manufacturing _________because they can take on dangerous jobs in place of humans. A. stronger B. safer C. larger D. heavier 19. To ________ waste we should avoid buying products with a lot of packaging. A. reduce B. reuse C. recycle D. remake II. Mark the letter A, B, C or D on your answer sheet to indicate the most suitable responsive to complete each of the following exchanges. 20. “Robots are helping a lot in industry, education, and in our houses” _____ “________” A. I agree with you B. I hope not C. Do you agree with that? D. What about you? 21. “We waste a lot of money and time researching and making robots” ____ “________” A. I think not B. I don’t think so C. I agree with D. I don’t hope so III. There is one mistake in each sentence. Find and correct it. 22. The Royal Palace is one of the largest palace in Europe. A B C D 23. We might to have robots to cook our meals. A B C D 24. She don’t like writing the letter. A B C D 25. Trang An is one of the most beautifuler places in Quang Ninh. A B C D 26. Did your uncle take you to watch the football match at week? A B C D IV. Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in the meaning to the underlined word(s) in each of the following questions. 27. Environmental influences can affect the expression of genes. A. destructions B. impacts C. protections D. behaviors 28. Air pollution in the form of carbon dioxide and methane raises the earth’s temperature. A. deforestation B. environment C. contamination D. effect IV. Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in the meaning to the underlined word(s) in each of the following questions. 29. The Davis Cup is an important international tennis championship. A. local B. global C. universal D. worldwide 30. Apart from the low salary, it’s not a bad job. A. except B. besides C. include D. but PART C: READING I. Choose the word or phrase among A, B, C or D that best fits the blank space in the following passage. Rescue robots (31) ________hi-tech toys, but we are now using more robotic planes, helicopters. We can use them after storms, earthquakes, or fires to provide us with important (32) ________. They have cameras and microphones that help rescue workers understand how much damage (33) ________and (34) ________where the victims are. These planes work (35) ________between 30 and 120 metres in the air and they can rescue people in somewhere very dangerous. 31. A. look B. look like C. looks like D. look at 32. A. information B. newspapers C. ideas D. thing 33. A. there B. it was C. there has D. there is 34. A. find B. find out C. finds D. finds out 35. A. much B. more C. the best D. best II. Read the following passage and mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the questions. My dream school In the future, schools will better. Computers will be much quicker and we might have pencils which write for us! All the students will have their own computers. When there is a history lesson, the computers will show important events. The students will be dressed up as the characters from the period they are studying. There will be hover boards in the playground, and students will come to school by hover cars. Every child will have a robot like themselves. The robots will have to go to school while the students sit at home controlling them in front of their computers. The robots will have laser pens and the student will have laser ink pens. The classroom will be floating, and the tables and chairs will, too. There will be no homework, and teachers won't take away the toys. 36. The students wants all of the following but not _________. A. having laser ink pens. B. going to school. C. staying at home controlling a robot. D. having a robot like himself. 37. In history lessons, the student wants the computer to _______________. A. show important people in history events. B. have new games. C. show history events and the students will be one of the important characters. D. find all information about the events from the Internet. 38. If the history lesson today is about ancient Egypt, the student will _________. A. watch films about Egypt on the computer. B. become the queen. C. get dressed like the queen. D. see things and houses at the time. 39. The student wants to have _________. A. floating classrooms. B. no homework. C. toys in the classroom. D. all A, B, and C. 40. The word “hover” in the paragraph 2 means ________. A. colourful B. flying C. moving D. large PART D: WRITING I. Combine the following pairs of sentences, using the words given in brackets and the beginnings. 41. I will pass my exams with good grades. Then my mum will give me a laptop. (IF) => . 42. Colin speak English quickly. We can understand him. (ALTHOUGH) => . 43. The children are quiet now. Their mother knows they are doing something wrong. (SO) => . 44. No one in my class is more hard- working than Cuong. (MOST) => 45. Do your homework before class or you will be punished by the teacher. (IF) => . II. Rewrite the sentences so that it has the same meaning to the first. 46. We will use fewer cars. We will reduce pollution. => If .. 47. If we don’t leave now, I’ll miss the train. => Unless I leave ... 48. I won’t be able to do anything unless I have a quiet room. => If I don’t have . 49. Children take part in many after – school activities when school finishes. => Children join .. 50. Do you think money is more important than any other things in the world? => Do you think money is .. ============================= TEST 3 FOR THE SECOND TERM PART A: PHONETICS I. Mark the letter A, B, C or D on your answer sheet to indicate the word whose underlined part differs from the other three in pronunciation I each of the following questions. 1. A. each B. sea C. breath D. idea 2. A. weatherman B. father C. marathon D. brother 3. A. forest B. empty C. reduce D. remote II. Odd one out 4. A. palace B. houseboat C. motorhome D. kitchen 5. A. engine B. start C. run D. control PART B: VOCABULARY AND GRAMMAR I. Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions. 6. Last summer, I __________ jogging with my uncle in the afternoon. A. go B. went C. goes D. going 2. “__________ do you get up?” _____ “I get up at six o’clock”. A. What time B. Which in C. How many D. What 3. __________ talk too much in class. A. Do B. Should C. Don’t D. Shouldn’t 4. __________ are the Olympic Game held? ___ Every four year. A. How B. How far C. How much D. How often 5. I might have a smart phone __________ the Internet. A. to surf B. surf C. surfing D. to surfing 6. She finished her __________ in 1995. A. educate B. education C. educational D. educationally 7. The three Rs __________ reduce, reuse, and recycle. A. stand up B. ask for C. means D. stand for 8. The noise in the big cities can cause __________ problem. A. breathing B. breath C. breaths D. breathe 9. Last week, I __________ housework with my sister. A. do B. doing C. did D. does 10. It’s getting light. Shall I turn __________ the light to save electricity? A. down B. off C. up D. on 11. My mom often __________ aerobics in her free time. A. does B. doing C. do D. did 12. I 1958, Pele’ __________ his first world Cup. A. has won B. wins C. win D. won 13. Tom __________ London many times. A. visits B. has visited C. have visited D. visited 14. I’ve learnt English __________ 1998. A. in B. from C. since D. for 15. This is the first time that I __________ her. A. have met B. meet C. has met D. have meet 16. “Which __________ is Britain in?” ___ “Europe” A. country B. city C. area D. continent 17. One of the bad things about __________is that it can make fish die. A. noise pollution B. soil pollution C. water pollution D. air pollution 18. I would like to have a __________ TV to watch TV programmes from space. A. remote B. wireless C. automatic D. local 19. Study harder __________ A. if you will fail the exam B. and you would fail the exam C. unless you fail the exam D. or you will fail the exam II. Mark the letter A, B, C or D on your answer sheet to indicate the most suitable responsive to complete each of the following exchanges. 20. “Congratulations on your winning” _____ “__________” A. You’re welcome B. That’s very kind of you C. No, thanks D. Yes, of course 21. “Shall I get a taxi for you?” ______ “__________” A. Oh, that would be nice B. Yes, I’d love to C. Let’s do D. Yes, why not? IV. Mark the letter A, B, C or D on your answer sheet to indicate the word(s) CLOSEST in the meaning to the underlined word(s) in each of the following questions. 22. Home appliances have changed very much during the past few years A. devices B. toys C. machine D. furniture 23. I think robots can’t do complicated things or communicate with people. A. easy B. difficult C. simple D. uncomplicated IV. Mark the letter A, B, C or D on your answer sheet to indicate the word(s) OPPOSITE in the meaning to the underlined word(s) in each of the following questions. 24. My friend is given a new smart phone as a present on her 12th birthday. A. quick B. modern C. stupid D. old 25. Modern technology has now improved our life in all aspects. A. updated B. advantaged C. outdated D. new V. Find and correct mistake in each of the following sentences. 26. Reusable bags are good because they make natural materials. A B C D 27. Unluckily, we won the game although we practiced a lot. A B C D 28. His team promises that they win the match. A B C D 29. If we planted more trees, we will have more oxygen to breathe A B C D 30. He has lived in Ha Noi since he is young boy. A B C D PART C: READING Choose the correct answer to complete the passage. Three ways everyone can help make the Earth a greener place is to reduce, reuse, and recycle! When people reduce it means they are using less of something. This allows us to create less waste. Turning off the faucet when we brush our teeth is a simple way to reduce. This is a small action that prevents us from wasting (31) _________Another small action people can take is to reuse things we already have. Taking bags to the store (32) _________we shop for food is one way to reuse them. Using both (33) _________of piece of paper before getting a new one is another way to reuse. (34) _________is when new materials are created from old ones. Paper, plastic, and metal are all materials that can be recycled. Things like newspapers, soda cans, and plastic bags can all be turned (35) _________new objects if we take the time to recycle them! 31. A. energy B. electricity C. water D. time 32. A. when B. what C. how D. where 33. A. ways B. sides C. parts D. points 34. A. Reusing B. Reducing C. Recycling D. Reacting 35. A. out B. up C. down D. into II. Read this passage carefully, then choose the correct answers. Technology will allow homes in the future to be “smart.” Appliances will communicate with each other - and with you. Your stove, for example, will tell you when your food is cooked and ready to eat. Refrigerators will suggest recipes based on food items you already have. Futurologists predict that many homes will have robots in the future. Robots already do many things such as building cars and vacuuming floors. But scientists today are starting to build friendlier, more intelligent robots that will be able to show feelings with their faces, just like humans. These robots will do work around the house such as cooking and cleaning. They will even take care of children and the elderly. How soon will this smart home be a reality? There’s a good chance it will be a part of your life in 25 or 30 years, perhaps sooner. - recipe (n): công thức nấu ăn futurologist (n): nhà tương lai học 36. What will make future houses smart? A. Technology B. Computers C. Humans D. Scientists 37. According to the passage, the fridge of the future will be able to __________ A. keep food fresher and lasting longer. B. tell you it’s time to buy more food. C. give instructions on how to cook something. D. look out for out-of-date food. 38. Robots nowadays are widely used in __________ A. house building B. car manufacturing C. public transportation D. communications technology 39. Scientists are building robots that can __________ A. help take care of elderly people. B. do all household chores. C. show feelings with their faces. D. all are correct. 40.Which of the followings is NOT mentioned in the passage? A. Homes will be smart in 25 or 30 years time. B. Smart appliances will be able to communicate with you. C. So far robots have already done many things. D. Robots will soon be more intelligent than humans PART D: WRITING I. Complete the following sentences so that the meaning is similar to the first sentence. 41. Don’t stop her doing what she wants. => Let 42. Do you like learning a foreign language? => Are you . .. 43. How about going for a picnic this week? => Let’s .. 44. A bike is cheaper than a motorbike. => A motorbike ................................................................................................................ 45. He failed the exam because of his laziness => Because . II. Combine the following pairs of sentences, using the words given in brackets and the beginnings. 46. Our sources of energy will soon end if we don’t try to save them. (UNLEESS) => . 47. No one in my class is taller than Mai. (TALLEST) => 48. It was raining heavily. They continued to play tennis (ALTHOUGH) => .. 49. 49. Do you think people will take vacations the Moon? (MIGHT NOT) => 50. I don’t revise the lesson so I get bad mark. (BECAUSE) => .. TEST 4 FOR THE SECOND TERM I. PHONETICS Choose the word whose underlined part is pronounce differently from the other three in each question. 1. A. without B. think C. thought D. thanks 2. A. ago B. along C. arrive D. after 3. A. cold B. know C. now D. boat Choose the word which has a different stress pattern from the other three in each question. 4. A. Africa B. Asia C. Europe D. America 5. A. educational B. disappear C. universe D. competition II. VOCABULARY Choose the word or phrase that best completes each sentence below. 6. Turn _____ Disney Channel, Trang. There is a very interesting cartoon on now. A. on B. off C. to D. from 7. I prefer staying __ this weekend as it is going to be very sunny. A. indoors C. inside the doors B. outdoors D. outside the doors 8. It's no longer _______ to swim in the river behind my house in the countryside. The water is really dirty with lots of waste. A. safe B. clear C. unclear D. unsafe 9. A: _____ is your favourite football players? B: I am not into football. A. Which B. Who C. What D. Whom 10. It's -5°C. It's _______. A. freezing B. windy C. foggy D. smoky 11. You usually need a _____ to go from one country to another. A. postcard B. passport C. permission D. allow 12. Are you interested _____ Taekwondo? A. in B. about C. at D. of 13. My father always _____ to help my mother with the housework. A. to offer B. is offering C. offer D. offers 14. I _____ aerobics three times a week at my local gym. A. play B. go C. do D. take 15. I’m on holiday in the mountains and it _______ yesterday. Everything is white. A. snowed B. rained C. windy D. sunny 16. The food in here is _______! I've never eaten such a delicious meal before. A. terrifying B. terrified C. terrible D. terrific Choose the word or phrase that is CLOSEST in meaning to the underlined part in each of the following sentences. 17. Hung can run very fast, so he was chosen to take part in the school running competition next month. A. rapid B. quick C. quickly D. soonly 18. I always want to come back to my cozy house whenever I have free time. A. cool B. warm C. hot D. comfortable Choose the word or phrase that is OPPOSITE in meaning to the underlined part in each of the following sentences. 19. My teacher is very generous to give us good marks. A. unfriendly B. mean C. serious D. friendly 20. Minh Anh is a really hard-working student. She always finishes all of the homework before class. A. lazy B. easy C. shy D. difficult III.GRAMMAR Choose the word or phrase that best completes each sentence below. 21. Today is Wednesday so tomorrow _____ Thursday. A will be B. is C. is going to be D. is being 22. Maria is sitting _______ to Quang. A. next B. opposite C. close to D. behind 23. How _____ is it from your house to your school? A. long B. length C. far D. distance 24. It was really hot in Da Lat this summer ______ it's normally cool there. A. because B. although C. so D. and 25. What _________ next Christmas? A. will you do B. you will do C. are you going D. you can do 26. My mother is a vegetarian. She ________ eats meat. A. never B. sometimes C. usually D. seldom 27. He went to work without _______ breakfast. A. have B. to have C. having D.had 28. I haven't studied at all. I _______ pass the exam. A. won't B. am to C. will D. might 29. I was really tired, _______ I decided not to go to the gym. A. although B. but C. so D. or 30. Today is the _______ day ever in my life. I can't do anything to fix it. A. worst B. most badly C. the badliest D. the worst Choose the underlined part that ne.eds correcting in each sentence below. 31. Recycling means that new products can be make from used materials. A. Recycling B. that C. make D. used [made] 32. Mozart is regarded in one of the most talented composers in the history of music. A. is B. in C. most talented D. of 33. Many people are concerned that the popular of online learning will reduce the role of teachers. A. Many B. popular C. will reduce D. of 34. Scientist are working hard to discover new sources of energy. A. Scientist B. working C. to discover D. energy 35. I want to buy a super smart TV so that I can surf the Internet, send and receive my e-mails, and ordering food from the supermarket. A. to buy B. so that C. ordering D. from IV.READING Read the passage and decide whether the sentences are True (T) or False (F). Greenton is an 'eco-town' so there aren't any cars in the town centre. There isn't much pollution because everyone cycles or walks. In fact, there aren't many cleaner towns in the world - and there's some beautiful scenery to explore just outside the town too. You’ll always be busy in Greenton. There are a lot of cafes and nightclubs, and some great shops. If you don't want to spend any money, why not spend a little time relaxing by the river instead? If you have any questions about Greenton, why not spend a few minutes exploring our website? Or better still, come and visit! (Source: Solutions pre-intermediate) T F 36. There are many vehicles in Greenton. 37. The town has clean air and beautiful landscapes. 38. There is not much entertainment in Greenton. 39. You can still relax there without money. 40. Information about the town is available online. Read the following passage and choose the option (A, B, C or D) that best answers each of the questions below. Technology will allow homes in the future to be "smart." Appliances will communicate with each other-and with you. Your stove, for instance, will tell you when your food is cooked and ready to eat. Refrigerators will suggest recipes based on food items you already have. The technology is possible because of tiny information-storing devices called RFID (radio-frequency identification) chips. People already use them to keep track of pets and farm animals. Future RFID chips will store information about all the items in your cabinets. For example, they will record the date that you bought each item. Other devices will "read" this inform
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