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However,itisnotpossibleforhumans

练习题2.67W

问题详情:

However,itisnotpossibleforhumans

However, it is not possible for humans ______ some of the sounds.

A. hear                  B. listen            C. to hear          D. to listen

【回答】

C

知识点:非谓语动词

题型:选择题

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