皮皮学，免费搜题
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搜题
【单选题】
“笑”的是楚国狂人()。A.
B.
微子
C.
介子推
D.
接舆
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皮皮学刷刷变学霸
举一反三
【简答题】一对相互啮合的齿轮,若两轮的材料不同,它们的齿面接触应力是________的,它们的弯曲应力是________的。
【单选题】Directions: The passage is followed by some questions with four choices marked A), B), C) and D). You should decide on the best choice. Questions 1 to 5 are based on the following passage. The phrase ...
A.
It has led to a lot of debate.
B.
It is widely acknowledged.
C.
It is no longer fashionable.
D.
It misrepresents real life.