I want to be an astronaut in the future so that I can do ________ research in th

题干

I want to be an astronaut in the future so that I can do ________ research in the space station.

A．funny	B．reusable
C．scientific	D．unexpected

上一题下一题 0.65难度单选题更新时间:2018-09-24 07:31:47

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