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Scientistshavemanytheoriesabouthowtheuniverse

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Scientistshavemanytheoriesabouthowtheuniverse

Scientists have many theories about how the universe ______ into being.

   A. came        B. was coming      C. had come      D. would come

【回答】

A

知识点:一般过去时及其被动式

题型:选择题

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