7. the website of the Fire Department in your city.and you will learn firefighting. A.Having searched B.To search C.Searching D.Search 解析:本题考查并列句.祈使句+and+简单句为固定句型.祈使句以动词原形开头.故选D.A项为现在分词的完成式,B项为不定式,C项为现在分词的一般式.现在分词和不定式都是非谓语形式.在句子中不能充当谓语.因此排除A.B.C三个选项. 答案:D 查看更多

 

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      the website of the Fire Department in your city,and you will learn a lot about firefighting.

A. Having searched       B. To search         C. Searching               D. Search

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    the website of the Fire Department in your city,and you will learn a

lot about firefighting.

A.Having searched  B.To search     C.Searching     D.Search

 

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    the website of the Fire Department in your city,and you will learn a lot about firefighting.

A.Having searched    B.To search      

C.Searching       D.Search

 

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