.—Is there anyone who is gong the Great Wall?
_______
| A．None | B．No one | C．No | D．Not any |
In our class, when the bell rang and the teacher closed his book, it was a ____ for everyone to stand up.
| A．sign | B．chance | C．mark | D．signal |
.Mary felt ______from the outside world, since she lacked an Internet connection and couldn’t receive any e-mail.
| A．cut down | B．cut in | C．cut off | D．cut out |
I have been looking for Michael for a whole day. Where ______ he have gone?
| A．should | B．can | C．must | D．may |
.—You couldn’t have bought me any present better. —_______.
| A．I’m glad you like it. | B．Then I’ll give you a better one next time. |
| C．You have a gift for present | D．I’m sorry I can’t make you satisfied |
So suddenly _____ that I hadn’t prepared for it. What a pity I had let it go!
| A．the chance came | B．the chance would come |
| C．did the chance come | D．would the chance come |