We should keep the windows ______ in order to let the fresh air in. A. open B. opened C. close D. cl...
2022-10-07 23:19:37 50次 人教英语九年级Unit 13 We’re trying to save the earth单元分段练习 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容:
We should keep the windows ______ in order to let the fresh air in.
A. open B. opened C. close D. closed
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