There is so much noise in the next room. I wonder _______. A. what are they doing B. what were they ...
2022-09-28 13:28:42 218次 山东省日照市2018届九年级中考英语试卷 单选题 反馈错误 加入收藏 正确率 : 100%
题目内容：
There is so much noise in the next room. I wonder _______.
A. what are they doing B. what were they doing
C. what they are doing D. what they were doing
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