在横线上填入适当的句子完成对话
A:Hey,Peter.Can I ask you some questions?B:Sure.A；(1)_____________ B:Elephants.A:I also like them .(2)___________ B:Because they are clever and they can help people work.A:Are you free this afternoon?(3）______________ B:That sound great.Can I take my brother there?A:Yes,of course.(4)______________B:No,I don`t.But my brother has one.We can use his.A:Great.Then we can take photos in the zoo.B(5)____________A:Let's take the bus.B:OK.