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------Don't forget to post the letter, will you? -----I it. A. have already star

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------Don't forget to post the letter, will you? -----I it. A. have already star

------Don't forget to post the letter, will you?    

-----I _____ it.

A. have already started  B. had been started  

C. had already started   D. has been started

 

试题答案

A

本句时态应该时现在完成时态。