1编号：4153题型：单选题测试正确率：59.66%
I met a good friend of mine while I______ on the street.
2编号：4148题型：单选题测试正确率：80.11%
Listen! The phone ______. Please go to answer it.
3编号：4147题型：单选题测试正确率：71.02%
Don't make so much noise. The children ______an English lesson.
4编号：4146题型：单选题测试正确率：64.77%
—I called you at 4:00 yesterday afternoon, but no one answered. —Sorry, I ______ with my friends at that time.
5编号：4145题型：单选题测试正确率：43.69%
______, everyone should try to protect the environment.
6编号：4144题型：单选题测试正确率：49.43%
Our factory ______ cotton.
7编号：4138题型：单选题测试正确率：46.02%
You can leave ______ if you have finished.
8编号：4137题型：单选题测试正确率：52.75%
He got up early ______ he could get there on time.
9编号：4126题型：单选题测试正确率：37.5%
Everything is under ______.
10编号：4125题型：单选题测试正确率：69.26%
We’d better travel by bike in order to ______.
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