◎ 题干
It___________Yang Liwei about 21 hours the Earth 14 times spaceship
[     ]
A. spent; traveling      
B. took; traveling
C. spent; to travel      
D. took; to circle
◎ 答案
查看答案
◎ 解析
查看解析
◎ 知识点
    根据n多题专家分析,试题“It___________Yang Liwei about 21 hours the Earth 14 times spaceship [ ]A. spent; travelingB. took; travelingC. spent; to travel D. took; to circle…”主要考查了你对  【实义动词】【不定式】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。