单选题：The study was the first to tell the difference between 7 and

题目内容：

The study was the first to tell the difference between 7 and 8 hours of sleep a night. A．A　Right
B．B　Wrong
C．C　Not mentioned

参考答案：

答案解析：

每天，你都可以听到无数蠢人高谈自由，好像它是个无上光荣的东西，其实远非如此。从总体上来讲，自由并不是什么值得炫耀的东西，

每天，你都可以听到无数蠢人高谈自由，好像它是个无上光荣的东西，其实远非如此。从总体上来讲，自由并不是什么值得炫耀的东西，它只不过是低级动物的一种属性而已。以下

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根据以上材料和以下选项请回答题：A．Nuclear Reactions as the Lasting Source of the Sun’s EnergyB．T

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The blind can hear better than ordinary people.A．Right B．Wrong C．Not mentioned

分类：理工类题型：单选题

Which of the following is NOT true about the Jamestown colony?A． It was founded

分类：理工类题型：单选题

分类：理工类题型：单选题