“—Why do astronauts float in space? —______”
A.Because there is little gravity there.
B.Yes, they do.
C.They like it.
D.It's magic.
A
A.Because there is little gravity there.
B.Yes, they do.
C.They like it.
D.It's magic.
A
题干 / 阅读材料
答案解析
太空微重力导致漂浮，用 Because 回答原因。
“—Why do astronauts float in space? —______” A.Because there is little gravity there. B.Yes, they do. C.They like it. D.It's magic. A 学习记录
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