1编号：4122题型：单选题测试正确率：79.61%
Don’t forget to ______ the lights when you leave.
2编号：4121题型：单选题测试正确率：55.68%
We can travel by bike______ by car.
3编号：4118题型：单选题测试正确率：63.07%
______ improve our English, we should study harder.
4编号：4116题型：单选题测试正确率：57.93%
We should learn to ______ the new invention.
5编号：4113题型：单选题测试正确率：68.18%
When did your brother ______ the army?
6编号：4111题型：单选题测试正确率：65.91%
Taking exercise can ______.
7编号：4110题型：单选题测试正确率：75.65%
It is really important to ______.
8编号：4092题型：单选题测试正确率：57.79%
Please check your paper to ______ mistakes.
9编号：4090题型：单选题测试正确率：55.84%
When did the war ______?
10编号：4089题型：单选题测试正确率：56.49%
We are supposed to ______ our teachers.
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