___students will take part in the sports meeting and _____them is over three hundred.
| A．A number of; the number of | B．A number; the number |
| C．The number of; a number of | D．The number; a number |
--- Do you mind telling me how to use the function?
--- , It is very easy.
| A．You’d better not | B．No, you don’t |
| C．Of course not | D．No way |
If your homework , you can watch TV.
| A．will do | B．does | C．is done | D．has done |
---Good news! A new educational CD-ROM has just come out!
---Great! I’d like to study and play_______________.
| A．at times | B．in time | C．on time | D．at the same time |
I haven’t seen you ____________.
| A．for two months | B．since three weeks |
| C．since last Monday ago | D．two days ago |
Don’t wake up the ___________ baby. She has just fallen __________.
| A．sleepy, asleep | B．asleep, sleeping | C．sleeping, asleep | D．sleeping, sleepy |