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【判断题】
手推磨产生的是封建主的社会,蒸汽磨产生的是工业资本家的社会A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】Macbook pro怎么更换电池？
【单选题】听力原文：W: How beautiful! How long have you had it? M: Only two weeks. W: How far have you been in it? M: Not too far. Just to a picnic. What are the speakers talking about?
A.
Maybe a picnic.
B.
Maybe something new.
C.
Maybe a new car.
【单选题】听力原文：W: Well, I'm going to the National Museum of Art. M: Sure. Hop in. W: Uh, how long does it take to get there? M: Well, that all depends on the traffic, but it shouldn't take more than twenty minu...
A.
The passenger catches a taxi for a short trip.
B.
The driver notices the passenger gazing upward at the tall buildings.
C.
The passenger does not understand the rules for tipping drivers.
D.
The driver finds the passenger lost on the street before picking her up.
【单选题】1970 年成功发射的 “ 东方红一号 ” 是我国第一颗人造地球卫星 , 该卫星至今仍沿椭圆轨道绕地球运动.如图所示 , 设卫星 在近地点、远地点的速度分别为 v 1 、 v 2 , 近地点到地心的距离为 r , 地球质量为 M , 引力常量为 G . 则 ( )
A.
， (
B.
，
C.
，
D.
，
【简答题】We don’t agree with the practice that once the certificate is issued there is no further check on the language 8. pro 1) ___________ of the person.
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