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【判断题】
交流发电机刚开始发电时，其磁场的产生是靠他励。A.
正确
B.
错误
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反馈参考答案：
举一反三
【单选题】mp3: Choose the best answer.
A.
It’s better to wait.
B.
They should go on.
C.
She doesn’t agree with the man.
D.
She has no idea about it.
【简答题】根据下面的对话情景，在每个空白处填上一个适当的句子，使对话的意义连贯、完整。 A: My God! It's nearly 7:30. B: Hurry up, Dad. I have had my breakfast and 1.____________________________. A: I will be late for work if I take you to school. Ca...
【简答题】由布朗运动引起的颗粒碰撞聚集称为（）；由水力或机械搅拌所造成的流体运动引起的颗粒碰撞聚集称（）。A. 异向絮凝、同向絮凝
【单选题】由布朗运动引起的颗粒碰撞聚集称为();由水力或机械搅拌所造成的流体运动引起的颗粒碰撞聚集称()。正确选项为( )
A.
同向絮凝,异向絮凝
B.
异向絮凝,同向絮凝,
C.
同向絮凝,同向絮凝
D.
异向絮凝,异向絮凝
【简答题】When I was younger it seemed that the super hero was Batman or Spiderman. As I grew up, I looked to real people with some of these qualities to be my super hero including being strong, honest, friendl...
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