--- May I go swimming now?
--- No, you ______. You must finish your homework first.
| A．mustn’t | B．may not |
| C．couldn’t | D．needn’t |
—I’ll fly to Qingdao for my holiday this weekend.
—Wonderful! __________
Why not? B. I hope so. C. With pleasure. D. Have a good time!
Don’t try to do everything at once. Take it a bit __________.
| A．at times | B．at that time | C．at all times | D．at a time |
—Will you please help me to repair the computer now?
—Sorry. I’m too busy and I haven’t a minute to __________.
| A．spare | B．share | C．spend | D．save |
Jane’s mother preferred __________ TV at home to __________ to the concert.
| A．to watch; go | B．watching; going | C．watching; go | D．to watch; going |
There’s a lot to do. We can’t __________ to waste any time.
| A．wait | B．afford | C．want | D．have |