Make a tentative guess _____ Peking Man _____ have done and used thousands of years ago. A．that; ma...
2023-02-10 10:18:48 86次 宁夏省银川一中2010-2011学年高三年级第一次月考 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Make a tentative guess _____ Peking Man _____ have done and used
thousands of years ago.
A．that; may B．that; must C．what; may D．what; should
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