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【判断题】
When all of these axes are used in conjunction with each other, extremely complicated geometries, even organic geometries such as a human head can be made with relative ease with these machines.这句话的意思是当这些轴在使用时相互排斥，非常复杂的几何形状，比如说人脑这样的器官形状，对这样的机器来说，加工起来也是很麻烦的。A.
正确
B.
错误
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反馈参考答案：
举一反三
【简答题】接长钢筋有三种办法：[填空(1)]、[填空(2)]、[填空(3)]。
【单选题】To their great relief, the missing child returned home, ______, after an absence of two weeks.
A.
looked tired and healthy
B.
tired and healthy
C.
tiredly and healthily
D.
looking tired and healthily
【简答题】A) Stay away for a couple of weeks. B) Check the locks every two weeks. C) Look after the Johnsons’ house. D) Move to another place.
【单选题】听力原文：M: These shoes are on sale. We can buy two pairs for the coming winter. W: But look at the price. My mother bought the same things at half the price. What are they talking about?
A.
The coming year.
B.
The man's mother.
C.
Buying shoes.
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