1编号：4106题型：单选题测试正确率：65.58%
Helping others is a/an ______ thing.
2编号：4095题型：单选题测试正确率：40.26%
I can ______ understand you.
3编号：4091题型：单选题测试正确率：51.62%
Such things happen ______.
4编号：4062题型：单选题测试正确率：37.28%
Lily is _____ clever that everyone likes her.
5编号：3924题型：单选题测试正确率：86.49%
—______ is the jacket? —30 yuan.
6编号：3724题型：单选题测试正确率：62.35%
Elephants eat ______. They can move ______ when necessary.
7编号：3695题型：单选题测试正确率：81.82%
Jenny is a quick thinker, and she always works out the cost ______ more quickly than me.
8编号：3289题型：单选题测试正确率：60.26%
Remember to e-mail me. All of us hope to hear from you ______.
9编号：3246题型：单选题测试正确率：73.91%
He drinks ______ milk, so he is ______ fat.
10编号：3243题型：单选题测试正确率：80.2%
— How often were you late for school last term, Tom? — ______ , I got to school early every day.
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