1编号：117656题型：单选题测试正确率：0%
—Waiter, $ 20 for dinner, right?—I’m afraid $25,sir, for drinks are .
2编号：83098题型：单选题测试正确率：0%
—What about Mr. Black’s speech?—Wonderful! There were people there.
3编号：23752题型：单选题测试正确率：33.2%
—Why does he look so happy?—Because he made mistakes in the exam.
4编号：4814题型：单选题测试正确率：47.97%
As everybody knows, diamond is .
5编号：4813题型：单选题测试正确率：40.95%
She is an doctor.
6编号：4811题型：单选题测试正确率：34.6%
There are students on the playground.
7编号：4810题型：单选题测试正确率：47.88%
India is a country.
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