问题 选择题

It was not until she failed in the exam ______she realized the importance of study.

A.when

B.did

C.and

D.that

答案

答案:D

    

题目分析:句意:直到她考试失败了她才意识到学习的重要性。从结构判断此处是强调句型:it was ….that,而被强调部分是not until she failed in the exam,判断方法是去掉it was ….that部分,句子意思完整,故选D。

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