Zack: Ok,Petra ,let’s go.
Petra: Wait a minute.Grant, have we met before.
Grant: No.I don’t think so.
Zack: You look really familiar.
Zack: Well ,Grant is on TV .Maybe you have seen his show. It’s called Mr. Parker’s neighborhood.
Petra：You are Grant Paker.
Petra: I’m an elementary school teacher.I have been recording your show for school next year.I think my students will love it.