根据上下文补全对话,每空一词.
A:What are you going to do this Sunday?
B:I have no_______.What about you?
A:I don't know.Do you want to do something _______me?
B:Sure.What do you want to do?
A:How about _______fishing?
B:OK.
A:What time?
B:At 5:00 in the _______.Fishing is good at that time.
A:So_______?Can we go _______ 5:30
B:OK.