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I’m impressed with his determination. When he had a problem to solve, he work at

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I’m impressed with his determination. When he had a problem to solve, he work at

I’mimpressed with his determination. When he had a problem to solve, he  _____work at it until he found an answer.

A. would             B.might      C. must       D. should

 

试题答案

【答案】

A

【解析】 略

 

标签：hadheproblemsolveto

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