In space,______and equipment need many forms of protection.A、pilotsB、astronauts

游客2024-01-18 60

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。

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