---Mum,_______ I watch TV?
---No. Unless your homework _______________.
| A．could; finishes |
| B．can; will finish |
| C．may; is finished |
| D．can; will be finished |
he girl sitting next to me on the plane was very nervous, for she before.
| A．hasn’t flown | B．hadn’t flown |
| C．didn’t fly | D．wasn’t flying |
I can remember well some pictures and the persons I saw in the room.
| A．whom | B．who | C．that | D．which |
We never know we will succeed ________ we actually try.
| A．until | B．when | C．unless | D．though |
I'll teach you with my guitar, and you can borrow ________ for practice.
| A．she | B．my | C．her | D．hers |
Thepolicestillhaven’tfoundher,butthey’redoingallthey .
| A．will | B．can | C．may | D．must |