问题 选择题

What the science teacher does and says       of great importance to college students.

A.are

B.is

C.were

D.was

答案

答案:B

题目分析:考查谓语动词单复数,句子作主语时,谓语动词用单数,句子意思“学科老师所做的和所说的对于大学生很重要”,所以选B

点评:句子What the science teacher does and says是个从句,引导词是what,做整个句子的主语,短语of great importance相当于一个形容词important。

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