英语语法时态的问题
----Bob!How'syourproject?IheardyoustarteditlastFriday,right?----Oh!I____forit.ButIhav...
----Bob! How's your project? I heard you started it last Friday, right?
---- Oh! I ____ for it. But I haven't decided when to do it.
A. have prepared B.have been preparing C.had prepared D.was preparing
这道题的答案是B, 求大神分析一下这道题的解题思路以及C,D为什么不对,谢谢 展开
---- Oh! I ____ for it. But I haven't decided when to do it.
A. have prepared B.have been preparing C.had prepared D.was preparing
这道题的答案是B, 求大神分析一下这道题的解题思路以及C,D为什么不对,谢谢 展开
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