Is this our teacher's office or their teacher's office?
先变成一般疑问句,再用or连接
This is our teacher's office.(用their teacher's office改成选择疑问句)快回答,
This is our teacher's office.(用their teacher's office改成选择疑问句)快回答,
英语人气：401 ℃时间：2019-08-20 03:04:22
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