更正二的回答并 解析:be busy doing sth.(忙于做某事)=be busy with sth (忙于某事)
1、What are you busy doing?改为同义句
2、 What are you ( busy ) ( with
3、 Could you please post the letter for me?
做出肯定回答 :Sure,I could.
更正二的回答并 解析:be busy doing sth.(忙于做某事)=be busy with sth (忙于某事)
1、What are you busy doing?改为同义句
2、 What are you ( busy ) ( with
3、 Could you please post the letter for me?
做出肯定回答 :Sure,I could.