题目内容

Do you know why different animals or pests(害虫) have their special colors? Colors in them seem to be mainly used to    1   themselves.

Some birds like eating locusts(蝗虫), but birds cannot    2  catch them. Why? It is because locusts change their   3   with the change of the colors of crops. When crops are green, locusts look    4 . But as the harvest time comes, locusts change into the same brown color    5  crops have. Some other pests whose colors are   6   plants are easily found and eaten by   7  . So they have to hide themselves for lives and appear only   8  .

If you    9 animals’ life, you’ll find the main use of colors is to protect    10  . Bears, lions and other animals  11  quietly through forests. They cannot be easily seen by hunters   12  their colors are much like the trees.

Colors are useful not only on the land, but also in the   13 . A kind of fish can   14  a kind of black liquid(液体) when they face danger. The liquid spreads over quickly, so they cannot be found by their enemies and can quickly swim away. That is   15  they can live safely though they are not strong at all. So colors are really useful to animals.

1.                A.show          B.protect         C.kill  D.interest

 

2.                A.easily          B.freely          C.safely    D.differently

 

3.                A.sizes           B.smells          C.colors    D.shapes

 

4.                A.yellow         B.red            C.black D.green

 

5.                A.so             B.as             C.like  D.with

 

6.                A.different from   B.same as         C.similar to  D.opposite with

 

7.                A.other          B.others          C.the others D.another

 

8.                A.in the morning   B.at noon         C.at night   D.in the daytime

 

9.                A.study          B.write           C.draw D.work

 

10.               A.them          B.themselves      C.it D.itself

 

11.               A.run            B.fight           C.move D.eat

 

12.               A.because        B.so             C.and  D.although

 

13.               A.forests         B.desert         C.sea   D.mountains

 

14.               A.keep out       B.come out       C.look out   D.give out

 

15.               A.why           B.when          C.how  D.where

 

 

【答案】

1.B

2.A

3.C

4.D

5.B

6.A

7.B

8.C

9.A

10.B

11.C

12.A

13.C

14.D

15.B

【解析】

试题分析:这篇短文主要介绍了动物的一种自我保护方法,他们通过改变自身颜色来适应周围环境,不让敌人发现自己。

1.联系下文描述,可知此处指的是他们的颜色主要是用来保护他们自己,故选B,保护。

2.副词辨析。A. 容易地;B.自由地,免费地;C. 安全地;D. 不同地。联系下文描述,可知此处指的是鸟类不能轻易地捉住他们,故选A。

3.联系下文with the change of the colors of crops.描述,可知此处指的是随着庄稼物的颜色改变他们的颜色,故选C,颜色。

4.联系前文When crops are green, 描述,可知此处指的是他们看起来是绿色的,故选D,绿色的。

5.词义辨析。A. 因此;B. 作为,如同;C.和……一样;D.带有,伴随。结合语境可知此处指的是变成和庄稼一样的颜色。选项C是介词,不能引导从句,故选B。

6.短语辨析。A. 与……不同,不同于;B.和……一样;C. 与……相似;D. 搭配错误,opposite一般和to搭配使用,表示与……相反。结合语境可知此处指的是颜色不同于庄稼的害虫,故选A,不同于。

7.词义辨析。A. 另外的,其它的;B. 其它人;C. 其余的;D. 多个中的另一个。结合语境可知此处指代的是其它动物,故选B。

8.结合语境可知此处指的是他们只在夜间出现,故选C,在夜间。

9.动词辨析。A. 学习,研究;B. 写作;C. 绘画;D.工作,运作。句意:如果你研究动物们的生活,故选A。

10.结合语境可知此处指的是颜色的主要作用是保护他们自己,故选B,他们自己。

11.动词辨析。A.奔跑;B. 打架,战斗;C. 移动,感动;D.吃。结合语境可知此处指的是这些动物在森林里面静静地移动,故选C。

12.连词辨析。A.因为;B. 因此;C. 和,并且;D. 虽然,尽管。句意:因为他们的颜色和数目非常一样,他们不能轻易地被猎人发现。故选A。

13.联系后一句描述,可知此处指的是在海洋当中。故选C,海洋。

14.短语辨析。A. 阻止进入;B.出现,出版;C.注意,照料;D. 分发,发表。结合语境可知此处指的是一种鱼能喷一种黑色的液体。故选D。

15.疑问词辨析。A. 为什么;B. 什么时候;C. 如何,怎样;D. 在哪儿。结合语境可知此处指的是那就是为什么他们一点也不强壮却能安全地生活的原因。故选B。

考点:关于动物自我保护的说明文

点评:这篇短文内容比较简单,理解不难。各小题与上下文联系比较紧密,答题中一定要注意联系上下文。答完后多读几遍,看看是否符合逻辑,适当修改。个别小题可以当作单独的词义辨析题来做,先区分词义,结合语境选出最能使语句通顺的答案。

 

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Long, long ago there was a very foolish thief. Do you know what he did one day? When he wanted to steal (偷) the bell on his neighbor’s door, he walked up to the door, took hold of (抓住) the bell and pulled hard. The bell made a very loud noise. The thief was afraid and went home.
Then he sat down to think, “I must do something about the noise,” he said. He thought and thought. At last he had an idea. “Ah, I’ll put some cotton in my ears. Then I won’t be able to hear the noise.” The next day he went to the door of his neighbor, and took hold of the bell. This time he pulled even harder. The bell rang loudly, but the thief did not hear anything. With another hard pull he got the bell out. Just then the neighbor came running out. “Steal my bell? I’ll teach you a lesson (教训),”the angry man shouted. And he hit the thief on the nose.
The foolish thief did not know how the neighbor found out he was stealing the bell. “Why did he come out just then?” he wondered (感到疑惑).
【小题1】The thief was trying to get         .

A.his neighborB.his neighbor’s doorbell
C.some cottonD.a door with a bell on it
【小题2】The thief put some cotton in his ears. He thought it would be       for him to steal the doorbell.
A.safeB.difficultC.dangerousD.easy
【小题3】 The neighbor ran out probably (很可能) because_________.
A.he knew his doorbell was being stolen
B.he thought someone was eager (渴望的) to visit him
C.He realized (意识到) something strange happened
D.Both B and C
【小题4】 The neighbor hit the thief to ________.
A.give him lessonsB.punish (惩罚) him for stealing
C.help him with the bellD.be his teacher
【小题5】 Which of the following is TRUE?
A.The thief understood why he was hit on the nose.
B.The thief knew why the neighbor came out.
C.The thief thought the neighbor could not hear the bell.
D.The thief didn’t want to know why the neighbor ran out just at the time he stole the doorbell.

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