问题 选择题

I found _____ impossible to keep silent about what had happened to me.

A.it

B.that

C.this

D.these

答案

A               

             

题目分析:考查it做代词。句意 当出事的时候,我发现保持平静是不可能的。考查find用法,find it adj for sb to do ,it 做形式宾语,真正宾语是to do ,所以选A项。         

考点 :  考查it做代词

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