问题
选择题
— You look nice in your new dress! When did you buy it?
—Don’t you know? I ______it for several days.
A. bought B. have bought C. have had
答案
答案：C
题目分析：句意：---你穿着新裙子看起来很漂亮！你什么时候买的？---难道你不知道吗？我买了几天了。for +一段时间，用现在完成时态，buy 是非延续性动词，不能和一段时间连用。所以，要变成我有它几天了。故选C。