All possible means been tried to stop the air .
A. has, polluted
B. have, polluting
C. have, being polluted
D. has, being polluted
All possible means been tried to stop the air.A. has, pollutedB. have, pollutingC. have,
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解决时间 2021-02-13 11:02
- 提问者网友:刺鸟
- 2021-02-13 05:06
最佳答案
- 五星知识达人网友:动情书生
- 2020-02-05 11:54
A. has, pollutedB. have, polluting(答案→)C. have, being pollutedD. has, being polluted解析:第一空考查主谓一致means是单复同形的名词本句中有all视为复数;第二空考查短语stop …(from)…“阻止做某事”空气应是被污染要用动名词的被动式。句意为:已经尝试了所有的方法来阻止空气被污染。选C
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- 1楼网友:詩光轨車
- 2019-12-20 03:38
谢谢解答
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