Would you do me a(n) _______ and open the window? It is so hot in the room.
| A．help | B．favor | C．aid | D．service |
（江西卷22）.— Our holiday cost a lot of money.
— Did it? Well, that doesn`t matter you enjoyed yourselves.
| A．as long as | B．unless | C．as soon as | D．though |
. Tim is in good shape physically__________ he doesn’t get much exercise.
| A．if | B．even though | C．unless | D．as long as |
．（福建卷26）.The girl had hardly rung the bell the door was opened suddenly, and her friend rushed out to greet her
.
| A．before | B．until | C．as | D．since |
（北京卷30）. 
they decide which college to go to, students should research the admission procedures.
| A．As | B．While | C．Until | D．Once |
（安徽卷33）. Just use this room for the time being, and we’ll offer you a larger one ____it becomes available.
| A．as soon as | B．unless | C．as far as | D．until |