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Data from Voyager II have presented astronomers with a puzzle about why our outermost planet exists.
Data from Voyager II have presented astronomers with a puzzle about why our outermost planet exists.
admin
2011-01-05
59
问题
Data from Voyager II have presented astronomers with a
puzzle
about why our outermost planet exists.
选项
A、problem
B、mystery
C、question
D、point
答案
B
解析
转载请注明原文地址:https://kaotiyun.com/show/10Qd777K
本试题收录于:
职称英语理工类B级题库职称英语分类
0
职称英语理工类B级
职称英语
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