根据下面的对话情景,在空白处填上一个合适的句子,使对话的意义连贯、完整.
A:Look at the picture,what's it
B:Oh,it 's arobot
A:You're right.It's the newest robot in the world.
B:———————————
A;It can help with housework.
B;———————————
A;Of course.Besides sweeping the floor,it can also take care of kids an old people.
B:___________________
A:No,I won't.I can't afford it.
B:______?Is it very expensive?
A:Yes.It's 50,000 dollars.But we can have a look at it tomorrow.It is on show in the Science Museum.
B:Sounds great ._____?
A:What about at my home at 9:00 am
B:OK.See you then .