my father is chatting with his friend.对his friend进行提问[ ] [ ] your father [ ] [

问题描述:

my father is chatting with his friend.对his friend进行提问
[ ] [ ] your father [ ] [

很高兴能够在这里回答你的问题,这道题的正确答案应该为:
[ Who ] [ is ] your father [ chatting ] [ with