问题 选择题

The math problem was _________ difficult __________ none of us worked it out.

A.very; that

B.too; to

C.so; that

D.enough; that

答案

答案:C

题目分析:句意:这道数学题太难了以至于我们中谁也做不出来。so...that...如此……以至于……;too...to...太……而不能,to后接动词。故选C.

问答题 简答题
名词解释