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《新视野大学英语第三册第六单元课后练习》

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《新视野大学英语第三册第六单元课后练习》
1.Since many insects have already become ____ to DDT,scientists have to look for some new insecticide.
[A] active [B] resistant [C] tough [D] gradual
2.It is a type of desert bush that can ____ extremes of temperature.
[A] adapt [B] withdraw [C] withstand [D] shade
3.If a man is easily taken in by emotional traps,he will not be able to make ____ judgments.
[A]sensitive [B] sentimental [C] sensible [D] sensational
4.Whenever he writes to his parents,he ____ a cheque with his letter.
[A] encloses [B] contains [C] reserves [D] invests
5.You should save your work often as a ____ against computer failure.
[A] sanction [B] precaution [C] shield [D] shelter
6.It took millions of years for order to grow out of the ____ of the universe.
[A] adjustment [B] change [C] chaos [D] profile
7.According to the weather ____,it’s going to be fine today.
[A] prediction [B]indication [C]provision [D]forecast
8.Accidents are of frequent ____ on this motorway because the traffic is extremely heavy here.
[A] arrival [B] proportion [C] scale [D] occurrence
9.Her pulse was so weak that the doctor had difficulty ____ it.
[A] inspecting [B] detecting [C] touching [D] contacting
10.There is need to check the ____ of the report.
[A] frequency [B] accuracy [C] emergency [D]efficiency
11.The old man did not seem to attach any importance ____ the question.
[A] to [B] with [C] towards [D] for
12.As the plane was getting ready to take off,we all ____ our seat belts.
[A] tied [B] locked [C] fastened [D] closed
13.Professor Collins was ____ of the latest developments in physics because he had been in hospital for several months.
[A] unconscious [B] negative [C] robbed [D] ignorant
14.It has been revealed that some government leaders ____ their authority and position to get illegal profits for themselves.
[A] employ [B] take [C] abuse [D] overlook
15.Fertilizer will ____ the growth of these tomato plants.
[A]accomplish [B]accelerate [C]accumulate [D]account
16.Years of ____ labor had hardened his muscles.
[A] survival [B] mental [C] restless [D] manual
17.Very few plants will ____ without water.
[A] flourish [B] fade [C] stem [D] cultivate
18.We rarely perceive more than a minute ____ of the sights and sounds that fall upon our sense organs; the great majority pass us by.
[A] fiction [B] function [C] fraction [D] fragment
19.I guess the whole paper has to be rewritten; only the first few paragraphs may be ____.
[A]sustained [B] contained [C] maintained [D] retained
20.The police will give you a ticket if you ____ the speed limit.
[A] break [B] reject [C] suspend [D] exceed
B
C
C
A
B
C
D
D
B
B
A
C
D
C
B
D
A
C
A