________they decide which college to go to，students should research the admission procedures.
| A．As | B．While | C．Until | D．Once |
---Be quick! The mid-term exam _________. I must leave for school now.
----No rush. The bus _______ at 7:20, so there is enough time left.
| A．comes; leaves | B．is coming; leaves |
| C．comes; leaving | D．is coming; is leaving |
Liu Hulan was so brave that she showed no signs of _____ to the enemy even under torture(拷问) .
| A．giving in | B．giving up |
| C．giving out | D．giving off |
Believe it or not, there is no such thing __________ “standard English”.
| A．for | B．like |
| C．as | D．being |
We are happy that the project has been finished ahead of _______.
| A．apartment | B．schedule |
| C．item | D．forecast |
It was in the lab __________ my father did the experiment yesterday evening.
| A．that | B．since |
| C．which | D．before |