阅读对话。

　　Peter：Excuse me．Where's Class 2 Grade 7?

　　Laura：It's over there．Are you new here?

　　Peter：Yes, I am．My name is Peter, Peter White．

　　Laura：Nice to meet you．My name is Laura．I'm in Class 2 Grade 7, too．Who's that girl?

　　Peter：She's my twin sister, Jean．

　　Laura：Are you American?

　　Peter：No．We are English．

　　Laura：This is our classroom．Come in, please．

　　Peter：Thank you very much, Laura．

　　Laura：Put your bags on the desk and sit down, please．

　　P＆J：Thank you．

　　Laura：Is Jean in our class, too?

　　Jean：No．I'm in Class 3．

　　Laura：Class 3 is upstairs(在楼上)．

　　Jean：Thank you．

判断正(T)误(F)。

1．Laura and Jean are in the same class．

2．Jean and Peter are American．

3．Peter's bag is on a desk．

4．Jean is Laura's sister．

5．Jean is the same age as Peter．