-- Would you mind opening the window for me ? It’s so hot outside.
--________.
| A．Of course | B．Of course not |
| C．No, you can’t | D．Yes, please. |
—____, are you Maria?
—No, I’m not. I’m Jane.
| A．How are you | B．Hi |
| C．Excuse me | D．Thanks |
–Tom, it’s time to go to bed.
-- Oh, I won’t do that _____ I finish my homework.
A. if B. until C. after D when
_______ he is young, ______ he knows much.
| A．Though; but | B．Though;/ |
| C．Although; but | D．Because; so |
______ he is in trouble, his best friend always helps me.
| A．Whenever | B．Whatever | C．however | D．Never |
The plane was late, _________ we has to wait for half an hour.
| A．because | B．or | C．so | D．but |