-Hurry up. The bus is coming. -Wait a moment. Don"t cross the street ________
题型:同步题难度:来源:
-Hurry up. The bus is coming. -Wait a moment. Don"t cross the street ________ the traffic(交通) lights are green. |
[ ] |
A. after B. until C. while D. since |
答案
B |
举一反三
I want to know______ he"ll arrive on time. |
[ ] |
A. that B. when C. where D. if |
You will do much better ___________ you are more careful. |
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A. if B. before C. although D. unless |
Emma failed her exams, I think she should work hard. -I agree. ___________ she does, she"ll get good grades. |
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A. If B. Because C. Before D. Though |
—Listen! It is still noisy in the head teachers" office. —Go and see _______ they have finished correcting the paper yet. |
[ ] |
A. though B. whether C. unless D. while |
______ you are in trouble, let me know. I"ll give you a hand. |
[ ] |
A. Whenever B. Wherever C. However D. Whatever |
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