1编号：23649题型：单选题测试正确率：34.03%
Which is country, China or Japan?
2编号：23648题型：单选题测试正确率：55.67%
Our classroom is larger than theirs.
3编号：23647题型：单选题测试正确率：56.02%
Mrs. Black has got instead of getting any better.
4编号：23646题型：单选题测试正确率：70.97%
I think science is than Japanese.
5编号：23645题型：单选题测试正确率：91.22%
This pencil is than that one.
6编号：23644题型：单选题测试正确率：89.88%
An elephant is than a tiger.
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