Emily, do you have a pet?
Alex,no ,I don’t have, but my grandad has a Scottish terrier.
Emily, what is that? Is it a cat ?
Alex, no,silly! It is a dog. It has long dark hair and short ears.
Emily,we don’t have a pet. I want a chameleon.
Alex, a chameleon?Why ?
Emily, they are great .
Alex ,chameleons don’t have ears,you know.
Emily yes ,but they have really long tongues!