问题 选择题

The reason _____ he explained is ___ she was ill.

A.that , that

B.which , that

C.why,because

D.why, that

答案

答案:A

考查定语从句和表语从句。第一空是定语从句,先行词为The reason,从句he explained后缺少宾语,所以用关系代词which/that,第二空是表语从句,that 无词义,起引导作用。所以选A。

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