—We’d better invite Jim and Jack to the party tonight．
—Yes，________？I’ll give them a call right now．
| A．why |
| B．why not |
| C．what for |
| D．how |
The students can’t go home________they finish cleaning the classroom，for it’s their duty．
| A．when |
| B．since |
| C．if |
| D．until |
-Why don't you watch TV at home？
-I'd love to，but my mother doesn't allow me________that．
| A． | do |
| B． | did |
| C． | to do |
| D． | doing |
—I didn’t see you last night．Where did you go？
—I went to see a movie called Coming Home________was directed by Zhang Yimou．
| A．who |
| B．whom |
| C．when |
| D．which |
（北京）I’d like to go with you，________I’m too busy．
| A．or |
| B．and |
| C．so |
| D．but |