Look at the notice . You are not allowed ____ the gymnasium without permission.
| A．to enter | B．enter | C．entering | D．for entering |
-I didn’t go to the art show, because I lost my ticket.
-You ______ have borrowed mine. I didn’t go to see it anyway.
| A．might | B．need | C．could | D．must |
Had it been possible, I would have gone to attend Monica in the hospital, but I _______ fully occupied last month.
| A．had been | B．was | C．am | D．have been |
-What’s the matter with John? He has been sitting there for hours.
-A postcard from his father ______ an attack of home-sickness in him.
| A．took up | B．set off |
| C．brought in | D．built up |
-Would you please buy me a bright paper package when you go shopping?
- _________.
| A．I’d rather you wouldn’t | B．It’s OK with me. |
| C．What for? | D．By all means. |
You can go out, ______ you promise to be back before 10 o’clock.
| A．unless | B．as long as | C．because | D．since |