People who exercise _____ are less likely to feel stress.
| A．regularly | B．formally | C．mostly | D．publicly |
I didn't like aunt Lucy,who __________ without warning and bringing us presents.
| A．always turned up | B．has always turned up |
| C．had always turned up | D．was always turning up |
You'd better get all the work _________ before you leave.
| A．finishing | B．to finish | C．finished | D．be finished |
At midnight the enemy attacked _________.
| A．without warning | B．without notice | C．without permission | D．A or B |
He had to___ before they finished the course because they were not well disciplined.
| A．drop in | B．drop out | C．drop off | D．drop by |
It looks as if they are going to _________ us a lot of money for the concert hall.
| A．demand | B．cost | C．charge | D．ask |