_____ they decide which college to go to, students should research the admission
题型：同步题难度：来源：
| _____ they decide which college to go to, students should research the admission procedures. |
A. As
B. While
C. Until
D. Once |
答案
举一反三
| ______ all of them are strong candidates, only one will be chosen for the post. |
A. Since
B. While
C. If
D. As |
| Frank insisted that he was not asleep _____ I had great difficulty in waking him up. |
A. whether
B. although
C. for
D. so |
| As it reported, it is 100 years _____ Qinghua University was founded. |
A. when
B. before
C. after
D. since |
| _____ regular exercise is very important, it"s never a good idea to exercise too close to bedtime. |
A. It
B. As
C. Although
D. Unless |
| Try _____ she might, Sue couldn"t get the door open. |
A. if
B. when
C. since
D. as |
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