—What a nice classroom!
—It every day.
A. is cleaning
B. has cleaned
C. must clean
D. is cleaned
—What a nice classroom! —It every day.A. is cleaningB. has cleanedC. must cleanD. is clea
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解决时间 2021-01-03 07:34
- 提问者网友：战魂
- 2021-01-03 03:00
最佳答案
- 五星知识达人网友：由着我着迷
- 2021-01-03 03:05
A. is cleaningB. has cleanedC. must clean(答案→)D. is cleaned解析：句意：多整洁的教室啊！它每天都被打扫。It指代classroom,教室，与谓语动词是被动关系，所以用被动语态:be+过去分词；故选D。
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- 1楼网友：鱼忧
- 2021-01-03 04:36
谢谢解答
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