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According to the passage which of the following


According to the passage, which of the following is not true?

A.Galileo did not solve the problem of the water-pump.

B.When a scientist tries to establish a scientific law, he must collect much information.

C.An original hypothesis is not always accepted.

D.Using a good vacuum pump, it is possible to raise water from the bottom of a building to the roof 50 feet above.

请帮忙给出正确答案和分析,谢谢!

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