By the end of last term we___ English for two years.A.have studied B.have been studied C.would studied D.had studied哪个?为什麼呢?
问题描述：
By the end of last term we___ English for two years.
A.have studied B.have been studied C.would studied D.had studied
哪个?为什麼呢?
答
D. had studied
答
D,
by the end of last term 作为时间状语说明了是过去的事情，而study这个动作，就应该是发生在过去的过去，所以应该用过去完成时。
答
D
By the end of.一般用于完成时
而且 last term,是过去的过去
所以用过去完成时
答
选D
因为 从整个句意上来看是表示过去的过去，是过去完成时