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24.(06江苏23)

- I don’t suppose the police know who did it. 

- Well,surprisingly they do.A man has been arrested and       now. 

A.has been questioned   B.is being questioned  C.is questioning     D.has questioned

答案  B

解析  考查动词的时态和语态。根据句中的时间状语now提示,此处应用一般现在时或现在进行时,故排除A、D两项;由“a man”与“question”之间存在被动关系可知,此处应用被动语态,故B项现在进行时的被动语态最为符合。

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23.(06江西21)

My cousin went to Canada two years ago.He       there for a few months and then went to

America.

A.worked         B.would work      C.would be working    D.has been working

答案  A

解析  考查一般过去时的基本用法。句中并列连词and连接两个发生在过去的顺承的动作,时态应该一

致。

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22.(06陕西12)

  The construction of the two new railway lines     by now. 

A.has completed                    B.have completed     

C.have been completed                 D.has been completed

答案  D

解析  从by now这个时间状语来看,应用现在完成时;从文意来看,应用被动语态;从主谓一致来看,主语

是the construction,谓语动词应使用单数形式。

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21.(06江苏27)

  Although medical science     control over several dangerous diseases,what worries us is that

some of them are returning. 

A.achieved        B.has achieved       C.will achieve    D.had achieved

答案  B

解析  考查动词的时态。本句是以一般现在时为基础,可由“worries”推出,故D项首先排除。由句意 “尽管医学已经成功控制了几种危险的疾病,但令我们担忧的是,有些疾病正在发生反弹”可知“achieve”

动作先于“worries”动作发生并对其造成影响,故应采用现在完成时。

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20.(06山东33)

Police are now searching for a woman who is reported to      since the flood hit the area

last Friday. 

A.have been missing    B.have got lost       C.be missing     D.get lost

答案  A

解析  由句意可知“失踪”这一动作仍在持续中,故须用进行时态;又由since知应用完成时态。

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19.(06重庆30)

Human facial expressions differ from those of animals in the degree      they can be

controlled on purpose. 

A.with which       B.to which         C.of which      D.for which 

答案  B

解析  to a degree有点,稍微。句意为:“人的面部表情与动物的不一样,他们可以故意地稍微控制一下。”

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18.(06重庆26)

 Isn’t it time you got down to      the papers? 

A.mark          B.be marked         C.being marked    D.marking 

答案  D

解析  本题考查动词短语及非谓动词的用法。get down to“着手干某事”。to为介词,因此后面应接名词和

动名词。

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17.(06湖南24)

 I was giving a talk to a large group of people,the same talk I      to half a dozen other

groups. 

A.was giving       B.am giving         C.had given     D.have given

答案  C

解析  考查时态的用法。因前一句的时态是过去时,而我给其他六个组做报告发生在给许多人做报告之前,故用过去完成时态。

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16.(06福建31)

The moment the 28th Olympic Games      open,the whole world cheered. 

A.declared       B.have been declared    C.have declared   D.were declared

答案  D

解析  考查时态和语态。句意为:宣布第28届奥运会开幕的那一刻,世界人民沸腾了。the 28th Olympic

Games作主语,因此用被动语态;declare是状语从句的谓语,故用过去时态。

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15.(06浙江6)

This machine     .It hasn’t worked for years. 

A.didn’t work      B.wasn’t working  C.doesn’t work       D.isn’t working

答案  C

解析  考查动词的时态。根据第二句可知,这台机器已经多年不转了,由此判断前一句是说这台机器目前的

状况,应用一般现在时态。一般现在时可用来表示现在时刻存在着的状态,而且这种状态带有一定的持续性。

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