A:What are you doing dong?
B:I'm reading.
A:What book are you reading?
B:I am reading Dr Bethune.
这是我请教我爷爷的,我爷爷是英语副教授,我想应该没错吧
A:What are you doing dong?
B:I'm reading.
A:What book are you reading?
B:I am reading Dr Bethune.
这是我请教我爷爷的,我爷爷是英语副教授,我想应该没错吧