I think they failed to accomplish the task, ______?
#65406
A
do I
B
don't I
C
did they
D
didn't they
推荐题目
— I have heard you are going to change your job. Are you serious?—_______. I will quit my job.
#64979
A
Yes, I’ve made up my mind
B
No, I was joking
C
Yes, I do hope so
D
No, I’m not
 She must have set off for the village the other day, _____ she? 
#65001
A
mustn’t
B
didn’t
C
hasn’t
D
hadn’t
---Can you dance or sing?   --- _____________. So I want to join the music club.
#60338
A
Yes, I can
B
No, I can’t
C
Yes, I can’t
D
No, I can