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搜题
【判断题】
具有低表面张力和低表面能的材料不容易引起血栓的形成。A.
正确
B.
错误
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【简答题】4 名学生分配到 3个车间去劳动,每个车间必须至少一个人, 共有多少中不同的分配方案 ?
【单选题】听力原文：Broadly speaking, there was a time when books were hand-printed on rare leather by monks. The only people who could read them were priests, who got a regular eyeful of the really cool cartoons th...
A.
正确
B.
错误
【单选题】What were the first books that impressed Russell when he was a child?
A.
History books.
B.
Mathematics books.
C.
Fairy stories.
D.
Adventure stories.
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