________ you have seen things like these before doesn"t matter.A．IfB．WhetherC．Wh

题型：不详难度：来源：

________ you have seen things like these before doesn"t matter.

A．If

B．Whether

C．What

D．When

答案

解析

略

举一反三

I asked her in English ________ she was, and she told me ________ she was an actress.

A．who…that

B．who…X

C．what…X

D．how…that

题型：不详难度：| 查看答案

She took it for granted ________ I"d be back home an hour ago.

A．that

B．whether

C．if

D．when

题型：不详难度：| 查看答案

We think it possible ________ the local government will be able to solve the housing problem.

A．for

B．that

C．when

D．how

题型：不详难度：| 查看答案

Now there is a danger ________ the ground may fall in under the heavy traffic.

A．whether

B．if

C．X

D．that

题型：不详难度：| 查看答案

At that time I had no idea ________ I could hand it to him without being seen.

A．if

B．how

C．which

D．that how

题型：不详难度：| 查看答案