--- Jack Chou will give a concert at the City Stadium on Sunday evening. ---- Where did you ____ that?
-Why didn't you remind him of the possible danger? -But what __________? He never listens to me.
-How did you like the concert last night? -I enjoyed it very much, but the dancers __________ a better job.
He made good preparation for the exam. Otherwise, he __________ such rapid progress.
You __________ the day off from work, which created a burden for everyone else.
We __________ the difficulty together, but why didn't you tell me?