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【判断题】
在投影图中,平面体相邻组成部分间的表面衔接处有交线A.
正确
B.
错误
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参考解析：
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皮皮学刷刷变学霸
举一反三
【单选题】A. A professor. C. A designer. B. A manager. D. An engineer.
A.
A professor.
B.
A manager.
C.
A designer.
D.
An engineer.
【简答题】adj. 健康的,有益健康的,卫生的
【简答题】19-21 Now you'll hear the two long conversations. Conversation One 19. A. She feels embarrassed when speaking in public. B. Her presentation receives a poor grade. C. She has not completed her assignm...
【简答题】听第 10 段材料,回答第 17 至 20 题。 17. What is the speaker? A . A freshman in Deep Springs College. B . An editor in the college. C . A professor in the college. 18 . What is L . L.Nunn's intention to found Dee...
【单选题】On a ____ day, our professor works in the lab from 9A.M.to 11 P.M.
A.
following
B.
typical
C.
previous
D.
diligent
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