It be the vocabulary that caused you the problem in the exercise because you know a lot of words. A．...
2022-12-13 11:02:40 67次 2013年全国普通高等学校招生统一考试英语（安徽卷解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
It be
the vocabulary that caused you the problem in the exercise because you know a
lot of words.
A．may B．couldn’t C．should D．needn’t
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