How ________ you say that you really understand the whole story if you have covered only part of the...
2022-10-20 15:10:59 124次 2015-2016学年北京怀柔区高一上学期期末考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
How ________ you say that you really understand the whole story if you have covered only part of the article?
A. may B. must C. need D. can
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