题目内容
B用方框中所给单词的适当形式填空。(10分)
human, crowd, travel, spacecraft, read
1.Our are so small that they can’t carry lots of people to Mars.
1. spacecraft
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题目内容
B用方框中所给单词的适当形式填空。(10分)
human, crowd, travel, spacecraft, read
1.Our are so small that they can’t carry lots of people to Mars.
1. spacecraft