新概念英语第三册第27课_新概念英语第三册第47课习题答案及解析

【Multiple choice questions】 　　Comprehension 　　1 ---- the sheer volume of rubbish we produce worldwide _____. 　　a. is heaped up like a great mountain 　　b. is spread over the world like a blanket 　　c. is already beyond our control 　　d. is like a tide that will rise and drown us 　　2 The root cause of pollution in agriculture is _____ . 　　a. the intensive use of pesticides and fertilizers 　　b. the twin pressures to produce more food and at lower cost 　　c. the confloct between good hygiene and cheap meat production 　　d. the unrealistic price of organically-grown vegetables 　　背熟： The root cause of pollution in agriculture is the twin pressures to produce more foodand at lower cost. 　　3 For most people, the most distressing form of noise pollution is _____ . 　　a. dogs barking all night b. people using mobile phones 　　c. heavy trucks in quiet villages d. noisy neighbours having parties 　　4 Snoring causes a severe noise problem for _____ . 　　a. young males in particular b. a majority of middle-aged men 　　c. women of all ages d. young women especially 　　背熟：Snoring causes a severe noise problem for women of all ages. 　　Structure 　　5 ---- there are only four ways _____ rubbish. (ll.2-3) 　　a. of dealing with b. which to deal with c. can be dealt with d. to be dealing with 　　6 We keep trying _____ methods.(l.5) 　　a. these all four b. of these all four c. all of these four d. all these of four 　　7 Burglar alarms _____ at any time of the day or night serve only to annoy.(ll.16-17) 　　a. that go off b. that are going off c. go off d. which going off 　　people traveling around the world quite often 　　L47-08 end 10’08” 　　L47-09 begin 5’34” 　　8 A recent survey revealed that _____dogs barking incessantly in the night that we dislikemost.(ll.18-19) 　　a. it is b. is c. there be d. there are 　　vocabulary 词汇 　　9 ★★★ New technology has also _____ in noise pollution. (l.23) 　　a. done its bit b. done a share c. played a role d. given its all 　　make contributio to 导致，造成了 　　play an important role / part in sth. 　　Eg: Reading plays an important role in our English study. 　　do its bit: 尽本份做应该做的 　　do a share: 做好份内工作 　　10 A lot of people _____ to mobile phones, especially in public places. (l.24) 　　a. except b. offend c. take exception d. take offence 　　take exception against 　　offernd 冒犯，触怒，使不舒服 　　take offence at sb. / sth. 　　11 背熟：The noise pollution survey _____ a rather surprising source of noise. (ll.26-27) 　　a. brought to light b. gave birth to c. came to be d. took the lid off 　　bring sth. to light 　　come to light 　　12 _____ these figures, it was found that only 5% of women snore. (l.29) 　　a. Comparing with b. By comparison with c. In comparing d. In comparing with 　　by comparison 　　by comparison with sth. 　　【Key to Multiple choice questions】 　　1. C 2. B 3. A 4. C 5. A 6. C 7. A 8. A 9. C 10. C 11. A 12. B

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