I ———— the book on the desk,but it's not there now A,have put B,put c,will put D,had put
问题描述:
I ———— the book on the desk,but it's not there now A,have put B,put c,will put D,had put
答
选B,书现在不在了,表示是过去放在桌上的,put的过去式仍然是put