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问题
单项选择题
流泪的原因有()
A.泪腺炎
B.三叉神经炎
C.面神经损伤后神经迷走再生
D.胆碱酯酶抑制剂
E.以上均是
答案
参考答案:
E
选择题
That's a nice coat and the color suits you well, so I think it is worth _____.
A. to buy
B. buying
C. being bought
D. to be bought
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判断题
当检漏继电器用在660V系统时,动作电阻整定值为22千欧。()
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