问题 选择题

He is busy preparing a secret present for his Mum, ______ is cheap but special.

A.one what

B.what

C.one that

D.that

答案

答案:C

题目分析:考查代词和定语从句:句意:他在忙着给妈妈买礼物,一个便宜但是特殊的礼物。这里如果当成非限制性定语从句,用which,不能用what或that,这里用代词指代a present做同位语,that引导的是定语从句,修饰one,选C。

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