阅读对话，判断正(T)误(F)。
Dad: Which dog do you like?
John: I like the black dog. It is taller than the white one.
Dad: Do you like the shorter brown one?
John: I think I like the taller dog. It's stronger.
Dad: I like the white dog. It's younger. Its tail is 6 cm long.
John: The black dog is taller than the brown one. I think it is 30 cm tall.
Dad: I think the brown dog is only 20 cm tall.
John: Can I get a new dog? I'm older now. .
Dad: No, you have two dogs already!
( ) 1. John likes the black dog.
( ) 2. The black dog is taller than the white one.
( ) 3. The black dog is taller than the brown one.
( ) 4. The brown dog is only 30 cm tall.
( ) 5. John doesn't like the taller dog.
