—Are those your CDs?
—No, ________ aren’t.
| A．them | B．they |
| C．their | D．theirs |
Whenever I go past the office, I find him________ on the computer.
| A．works | B．to work |
| C．is working | D．working |
--I passed the driving test last weekend.
--________!
| A．Congratulations | B．What a pity |
| C．Good luck | D．I hope so |
I am not sure if she________me to her party. If she________me, I will be pleased..
| A．will invite, invites |
| B．will invite, will invite |
| C．invites, will invite |
| D．invites, invites |
--Can I change for a quiet room? This one is too noisy.
--Sure, you can. But you need to pay for________20 dollars.
| A．the other | B．other |
| C．another | D．others |
--Have you seen Jack? His mother is looking for him all the afternoon.
--No, I haven’t. I am sure his mother________be very worried.
| A．must | B．may |
| C．need | D．should |