新概念英语第4册课后习题答案: Unit 19 BBCAD AABDD BC 新概念英语第4册课后习题: Multiple choice questions 多项选择题 Choose the correct answers to the following questions. Comprehension 理解 1 Giving the body a rest ____. a.seems to be the main function of sleep b.doesn"t seem to be the main function of sleep c.means that sleep must have some function d.prevents muscle inactivity 2 Electrical activity ____. a.is a good indication of the way the body rests during sleep b.doesn"t seem to diminish during sleep c.is a plausible explanation for the function of sleep d.must always be recorded during sleep 3 Rapid eye movements are an indication that a.a person is having a disturbed sleep b.sleep is very deep c.that a sleeper is dreaming d.that a person is drifting into sleep 4 One of these statements is true.Which one? a.The most important function of sleep is dreaming. b.Rapid eye-movement is associated with deep sleep. c.People who experience rapid eye-movements show personality disorders. d.When people are woken, they don"t report any dreams. Structure 句型 5 ____ have speculations gone on? ____ Forthousands of years.(11.2-3) a.How many b.How often c.How much d.How long 6 The bodies tissues can repair ____ . a.themselves b.their self c.itself d.them 7 Peculiar bursts of eye-movements ____ an individual"s sleep.(1.14) a.punctuate b.is punctuating c.are punctuating d.have punctuated 8 People woken during these periods of eye-movements generally reported that they had beendreaming ____.(11.15-16) a.for a while b.during sleep c.before they went to sleep d.just this moment Vocabulary 词汇 9 Speculations have been going on for thousands of years ____.(11.2-3) a.so to speak b.in history c.and recorded d.in fact 10 This might be a plausible ____.(11.8-9) a.conclusion b.deduction c.philosophy d.theory 11 The second factor is more interesting and more ____.(1.13) a.obvious b.basic c.apparent d.acceptable 12 Some eye-movements were slow, others ____ and rapid.(1.15) a.smooth, quick b.interrupted c.sudden, irregular d.painful, repeated
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