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外语
In space,______and equipment need many forms of protection.
In space,______and equipment need many forms of protection.
admin
2015-12-09
81
问题
In space,______and equipment need many forms of protection.
选项
A、pilots
B、astronauts
C、engineers
D、scientists
答案
B
解析
这是一道词汇题。考点是名词意思的辨析。
转载请注明原文地址:https://kaotiyun.com/show/IRRO777K
0
成人本科学位英语
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