这道题怎么选啊,理由是什么?--- I wish I had succeeded in the competition.---Yeah,I know.But____hard?A.are you workingB.do you work C.did you workD.have you worked
问题描述：
这道题怎么选啊,理由是什么?
--- I wish I had succeeded in the competition.---Yeah,I know.But____hard?
A.are you working
B.do you work
C.did you work
D.have you worked
答
题呢
答
答案c,表示你曾经努力工作吗？
答
问句是had succeeded 完成时.
A选项：但是你（现在）努力了吗?不合题意,排除.
B选项：但是你努力吗?同上.
C选项和D选项都是已经过去的.
C选项表示“你曾经努力工作吗?”
【应选C】