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It long before we the result of the experiment. A. will not be, will know B. is,

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It long before we the result of the experiment. A. will not be, will know B. is,

It ________ long before we ________ the result of the experiment.

A. will not be, will know　 B. is, will know　 C. will not be, know　 D. is, know

 

试题答案

C

 

标签：wetheresultitlong

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