Water （） a liquid made up of molecules of hydrogen and oxygen in the ratio of 2 to 1._精华吧

Water （） a liquid made up of molecules of hydrogen and oxygen in the ratio of 2 to 1.

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Water （） a liquid made up of molecules of hydrogen and oxygen in the ratio of 2 to 1.

A.calls

B.is

C.defines

D.refers

正确答案：is

Tag：英文科技论文写作时间：2022-01-28 15:52:53

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