As we know ，moon cakes __________ a symbol of the Mid-Autumn festival, and they____ as gifts rather than a kind of food.
A. are becoming ... use B. have become ... are used
C. will become ... used to be D. became ... used as
The school bus he was looking forward to twenty minutes later.
A. arriving B. has arrived
C. is arriving D. arrived
Well, you can go now. It any more.
A. has not rained B. is not raining
C. won't rain D. is not going to rain
Sorry. I know you here, otherwise I would have greeted you.
A. don't ... are B. don't ... were
C. didn't ... are D. didn't ... were
It rained heavily last night. Now the river two feet.
A. has raised B. is raising
C. is rising D. has risen
—I hear Joe has gone to MIT for his master degree.
— How nice! Do you know when he ?
A. is leaving B. has left
C. left D. was leaving
