从方框中选择适当的句子补全对话。(10分) 
A: Hello!
B: Hello,Jane!   
A: Hi, Kangkang!
B: Are free this Sunday?
A: Yes.  
B:Would you like to go to the West Hill for a picnic?
A:Oh,   
B:Please tell Maria about it.
A:Sure.   
B:See you then.
A: