—Could I watch TV, mum? I want to have a rest.
—No，you _______. You must finish your homework first.
| A．mustn't | B．couldn't |
| C．may not | D．can't |
—Would you like to play________footbaU with us?
—Sorry，I can’t go with you．I have to practice playing________piano．
| A．／；／ |
| B．／；the |
| C．the；／ |
| D．the；the |
—Where’s your sister?
—She is in her bedroom．Listen!She is talking with her friends________the phone．
| A．by |
| B．with |
| C．on |
| D．for |
Tom’s mother is angry________him because he failed in the exam．
| A．to |
| B．for |
| C．with |
| D．on |
The meeting didn’t begin________Mr.Lee came．He was the host of the meeting．
| A．while |
| B．because |
| C．until |
| D．since |
The little boy________stop playing computer games________his father came back．
| A．won’t；until |
| B．didn’t；until |
| C．doesn’t；after |
| D．doesn’t；when |