把下面的句子重新排序组成一段完整的对话。
   2    I like the green one. How about you? 
 Yes, they are so different. Some are tall and some are short. 
 Which dinosaur do you like? 
I like the brown one. It's taller than the green one. It's 3.4 metres.
Hey, look at that one. It isn't tall. I'm taller than it.
Wow, it's taller than both of us together.