Exploring ________ space is exciting, yet dangerous. There is _______need for both robots and humans...
2022-12-15 11:40:47 194次 2014届重庆西南大学附属中学高二下学期期中考试英语试卷（解析版） 单项填空 反馈错误 加入收藏 正确率 : 100%
题目内容：
Exploring ________ space is exciting, yet dangerous.
There is _______need for both robots and humans for space exploration.
A．the; a B．a; the C．/; a D．/; /
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