材料题请点击右侧查看材料问题 查看材料A.The astronauts shouldn't make
材料题请点击右侧查看材料问题 查看材料
A.The astronauts shouldn"t make commercial products.
B.It is difficult to make tiny plastic flowers in space.
C.The astronauts have nothing to do in space.
D.The astronauts could do more useful things..
请帮忙给出正确答案和分析，谢谢！
参考解答
422***228
2023-06-29 04:38:49
正确答案：D
暂无解析，请参考用户分享笔记
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