问题 选择题

It is said that this is the biggest lab ________ they have ever built in their school.

A.which

B.what

C.不填

D.where

答案

答案:C

考查定语从句。当表示事物的先行词前面有最高级修饰的时候,使用关系代词that,当关系代词在句子做宾语的时候,又可以省略。本题的that指代前面的先行词the biggest lab,在句中做built的宾语,可以省略。

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