Unit 19 BBCAD AABDD BC
天运物流怎么样第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
