口语运用（本大题共5小题。每小题2分，共 10分）
根据以下对话内容，从对应的方框中的六个选项中选出五个合适的句子补全对话，请将句子的字母标号填写在答题卡对应的横线上。
A: Hi, Tony!
B:    
A: Where are you now?
B:    
A: What are you doing?
B:  
A: Do you like your trip to China?
B:   
A: How about your friends?
B: They are having a good time, too.
A:  
B: Next Monday.
A: OK, see you then.

A．Yes, I do.

B．I am fine, thanks.

C．Hi, Dad.

D．When will you go back home?

E. I am on the Great Wall.
F. I am taking photos.