问题 选择题

The Internet is a wonderful discovery, ___of great significance to people’s lives.

A.as is I think.

B.which think it is

C.which I think is

D.as I think

答案

答案:C

考查定语从句,根据句子结构可知,该句为定于从句,先行词是前面一个句子,在从句中作is的主语,I think是插入语,

句意为,英特网是一个伟大的发明,它对人们的生活非常重要。

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