Most parents encourage their children to take an active part in social events, _
题型：专项题难度：来源：
Most parents encourage their children to take an active part in social events, _____ those events do not
interfere with their studies. |
| [ ] |
A. concerning
B. until
C. unless
D. provided |
答案
| D |
举一反三
| The time is not far away _____ modern communications will become widespread in China"s vast countryside. |
| [ ] |
A. when
B. as
C. until
D. before |
— The MP3 cost me about 2,000 yuan.
— Well, it was crazy of you to spend so much money _____ you could buy a cheaper one. |
| [ ] |
A. when
B. unless
C. if
D. because |
| It was believed that things would get worse, but _____ it is they are getting better. |
| [ ] |
A. before
B. as
C. because
D. after |
| _____ you call me to say you"re not attending my birthday party, I"ll see you at it. |
| [ ] |
A. Whether
B. Though
C. Until
D. Unless |
| It is so difficult a question _____ none of the kids could work it out. |
| [ ] |
A. as
B. that
C. which
D. × |
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