---I’msureAndrewwillwinthefirstprizeinthefinal.  ...

問題詳情：

       ---I’m sure Andrew will win the first prize in the final.

       ---I think so. He ______for it for months.

       A. is preparing   B. was preparing   C. had prepared   D. has been preparing

【回答】

D

知識點：動詞時態與語態

題型：選擇題