补全对话

A. I’m going to Tibet for a week. B. Well, have a good time. C. What are you doing there? D. How long are you staying there? E. What about you, Tom?

Tom:What are you doing on vacation?
Bob:   1  
Tom: That sounds interesting.   2 
Bob: I’m going hiking in the mountains.
 3  What are you doing on vacation?
Mike: I’m visiting my friend in Hong Kong.   
Bob: Oh,  4 
Mike: Just for five days.     
Bob: I don’t like going out too long.  
Mike:  5  Show me your photos when you get back.