1编号：4288题型：单选题测试正确率：68.63%
I have two cats. One is black, and ______ is white.
2编号：4285题型：单选题测试正确率：93.38%
—Who helped Jessie with her English? —_______, she taught herself.
3编号：3880题型：单选题测试正确率：74.9%
_____of the two story books are very interesting, so I can’t decide which one to choose.
4编号：3822题型：单选题测试正确率：71.47%
—Does Jim have______ ruler? —Yes, he has ______.
5编号：3726题型：单选题测试正确率：83.42%
A foreign visitor is coming to visit our new house this evening. My mother will offer him______ to eat.
6编号：3722题型：单选题测试正确率：84.8%
______of the two story books are very interesting, so I can’t decide which one to choose.
7编号：3666题型：单选题测试正确率：51.61%
There is ______wrong with him. He just needs a good rest.
8编号：3323题型：单选题测试正确率：69.83%
If the question ______ incorrectly, ______ question will be given to you.
9编号：3319题型：单选题测试正确率：64.53%
—Would you like tea or coffee? —______ is OK．I really don't mind.
10编号：3318题型：单选题测试正确率：26.0%
—Hurry, Mike! The bus is coming. —Wait a moment, please! Let me see if there’s ______left.
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