2020年公共英语三级-2020年公共英语一级单项选择题2

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　　1. Young boys should _____ to smoke. Do you agree with me?

　　A. allow

　　B. be allowing

　　C. not allow

　　D. not be allowed

　　2. Your brother was made _____ his homework by your father.

　　A. to do

　　B. do

　　C. doing

　　D. does

　　3. Old people must _____ politely.

　　A. speak to

　　B. be spoken to

　　C. be spoken

　　D. be speaking

　　4. Your mother _____ to go to the market just now.

　　A. tells

　　B. told

　　C. asks

　　D. was asked

　　5. Our blackboard _____ by the little girl now.

　　A. is cleaning

　　B. is cleaned

　　C. is being cleaned

　　D. cleaned

　　6. These mistakes _____ to make again. Do you know?A. should not allow

　　B. should allow

　　C. should be allowing

　　D. should not be allowed

　　7. —Doctor, it seems _____ you would like to work with animals.

　　—Yes, I think animals _____ as our friends.

　　A. that; should regard

　　B. that; should be regarded

　　C. what; should regard

　　D. what; should be regarded

　　8. The stars _____ in the daytime.

　　A. can be seen

　　B. can see

　　C. can't be seen

　　D. can't see

　　9. I _____ to get there before seven tomorrow, so I'll have to get up early.

　　(2009江西)

　　A. told

　　B. have told

　　C. will tell

　　D. was told

　　解析 D 主语与动词之间为被动关系，“被告知”，所以用be told to do sth结构。

　　10. The world has a big headache and it _____ by money. It began in America last year.(2009临沂)

　　A. cause

　　B. causes

　　C. is caused

　　D. are caused

　　【答案】

　　1. D 含有情态动词的被动语态的否定句，否定词not放在情态动词的后面。

　　2. A 考查make sb do sth的被动语态，在被动语态中把省略的to还原。

　　3. B 原来短语动词中的介词或者副词在被动语态中不能省略，本句子的短语动词是speak to。

　　4. D 由just now可知用一般过去时，本句为ask sb to do sth“让某人做某事”的被动语态。

　　5. C 现在进行时的被动语态，其结构是：is/are + being +过去分词。

　　6. D 考查含有情态动词的被动语态的否定句，否定词not应放在情态动词的后面。

　　7. B 第一空是that引导的宾语从句;第二空是含有情态动词的被动语态。

　　8. C 考查含有情态动词的被动语态的否定句，not可以和情态动词缩写。

　　10.C 考查一般现在时的被动语态，且主语为单数第三人称形式。

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