题目内容：

根据情境完成对话
Jack:_______________________?
Lusy:Yes,it is.And it is getting warmer and warmer now.
Jack:Are you free on Saturday morning?We're going picnicking._______________________?
Lucy:Yes,__________.But I'm sorry ___________.I have to visit my grandparents.
Jack:Oh,_______________.Well,what about Sunday afternoon?
Lucy:Sundy?Let me see.Yes,I think I'm free.
Jack:Great.4__________________are we going to meet?
Lucy:At six 'clock?
Jack:Sounds good.Let's meet at the sta-tion at six o'clock.
Lucy:5____________________.See you on Sunday at six o'clock.
Jack:Right.I'm looking forward to it.
Lucy:Me too.Bye,Jack!
Jack:Bye,Lucy!