问题 选择题

The idea ____ they came up with was very good.

A.then

B.it

C./

D.what

答案

答案:C

此题考查的是定语从句,先行词为The idea,从句中they came up with后缺少宾语,所以应用关系代词which/that,作宾语时关系词可省略,故选C。

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