-May I keep the book that you bought for several for several days?-Of course,you can.I ...it three
问题描述：
-May I keep the book that you bought for several for several days?-Of course,you can.I ...it three
times when I was in in the bookstore.A have read B was reading C had read D read
答
选C 过去完成时态.后面的一句话意思是 我在书店就已经看过三遍了.在书店是过去时态 看书是在过去的过去 所以用过去完成时态.选D选D只能表示过去在书店读过三次的这个事情。意思上完全可以，但是我不认为是最好的答案。C才是最好的 因为完成时态会表示对现在的影响。这读了三次这个事情对现在的影响就是你可以借这本书。