Idon’tknowwhoinvented
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问题详情:
I don’t know who invented ______ compass, but I think it is ______ most useful invention.
A. the, the B. the, a C. a, the D. a, a
【回答】
B
知识点:冠词
题型:选择题
标签:
tknowwhoinvented Idon
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