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It is the first time that he to join us in a research. [ ] A.agree B.agreed C.ha

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It is the first time that he to join us in a research. [ ] A.agree B.agreed C.ha

It is the first time that he ________ to join us in a research.

[]

A.agree

B.agreed

C.has agreed

D.will agree

试题答案

答案:C