3. Choose the best answer to complete each of the following sentences 1. Future houses might much cheaper than current houses. A. be B.are C.to be D. being 2. Will modern robots do the household chores? - Yes, they . A.won't B. will C. do D. don't 3. A: What would you like to drink? B: I_________have a lemonade, please. A. will be B. wont C. will D.wont be 4. A: Im very worried about my examination next week. B: Dont worry. You ________ pass. A. will be B.wont C.wont be D. will 5. Our house in the future electricity. A.can't use B. don't use C. won't using D. mightnt use 6. We will have a hi-tech house, and it will ________ in the city. A. are B. being C. be D. to be 7. I think robots_______ meals better than humans do. A. might be cook B. mightn't to cook C. mightn't cook D. might to cook 8. Linh ______ be there on time, I guess. A. can B. might C. be D. being 9. I _______ attend our English contest next Saturday, but Ill try my best. A.might not B. mustnt C. might D. can 10. He practises running every morning. I think he ______ become a professional runner one day. A. must B. mightnt C.might D.wont 11. I think that a smart robot can __________ and serve coffee. A.do B. doing C. make D. having 12. Nowadays, robots can ____________ some simple requests. A. making B.understand C. teach D. eat 13. My robot __________ computer games very well. I can't win it. A. plays B. helps C.does D. learnt 14. I think most of home robots can __________ the house. A. make B. does C.clean D. live 15. Her robot will _________ dinner, so she will have more free time. A. cook B.eat C. do D. drink 16. Teaching robots will be able to __________ children study. A. study B. understand C. learn D. help 17. They use worker robots to __________ buildings in many cities A. make B. do C. build D. understand 18. Scientists use space robots to build __________or do some experiments. A. planets B.space station C. the Sun D. the Moon 19. His robot can boil water and make _________for guests. A. meal B.food C. tea D. bed 20. Schools will use__________ robots in classes in the future. A. teaching B.doctor C.space D. worker 21. I like this gym. __________ equipment here is new and cool. A. An B. The C. A D. ø (no article) 22. In the future, robots _________ behave like humans. A. should B. must C. need D. might 23. Some years ago, some robots __________ realize people. A. could B. can C. willbe able to D. may 24. Robots __________ recognise my bad habits soon. A. couldnt B. will be able to C. could D. cant 25 .If we waste paper, we will save a lot of trees. A. repeat B. recycle C. rewrite D. remake 26.If we plant more trees in the schoolyard, the school will become a place. A. greener B. darker C. dirtier D. more polluted 27. "Why do you often forget to ________the lights when you go out of the classroom?" A. turn on B. turn off C. close D. shut down 28 ."What can we do air pollution?" A. reduce B. reducing C. to reduce D. to reducing 29. If we all use bags, we'll help the environment. A. new B. cheap C. reusable D. reduced 30 ."Reduce, reuse, recycle" is said to encourage people to waste less, by using less and using things again, in order to the environment . A. harm B. damage C. pollute D. protect