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【单选题】
When did the Greek alphabet first appear?A.
1000CE
B.
8th century BCE
C.
2nd century BCE
D.
No one knows for sure
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参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】Younger people's expectations of marriage can be described as ______.
A.
utopian
B.
realistic
C.
materialistic
D.
tragic
【判断题】It can be inferred that the scenes of cruelty in the war were beyond the author's expectations.
A.
正确
B.
错误
【判断题】Expectations can be destabilizing if they are based on the belief that exchange rates eventually return to the values consistent with basic economic conditions.
A.
正确
B.
错误
【简答题】水硬性胶凝材料既能在空气中硬化，也能在水中凝结、硬化、保持和发展强度，而气硬性胶凝材料只能在空气中凝结、硬化、保持和发展强度。
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