Lessons 21 & 22
A:Excuse me. Is this your pencil-box?
B:Yes, it is.
A:Here you are.
B:Thank you.
A:Is this your eraser?
B:No,it isn't. I think it's her eraser.
A:Han Meimei,is this your eraser?
B:Yes, it is . Thanks.
A:That's OK.
banana bananas
book books pen pens
bird birds boat boats
A:Where's my cup? Is that my cup?
B:No, I think it's his cup.
A:Jim, is this your cup?
C:Oh, yes,it is.
A:Here you are.
C:thanks.
bus buses box boxes
A:Excuse me, is this your picture?
B:Yes, it is .
A:It's very good.
B:Thank you.
A:What are those?
B:They're boats.
What (is that)?
(It is ) a tree.
What (are those)?
(They are) trees.
(These are) trees.
(Are these) trees?
Yes, they are. No, they aren't.
A:Are these your English books?
B:No, they (aren't).
A:Are they (their) books?
B:Yes, they are.
A:Excuse me. B:Yes?
A:Are these your apples?
B:No, ther aren't.
A:Excuse me.
B:Yes?
A:Are these your apples?
B:Oh, yes, they are.
A:Here you are.
B:Thank you very much.
A:That's all right.
1.their they're
They're nice apples.
Where are their oranges?
2.aren't=are not
These aren't pears. They're apples.
3.Here you are.
Thank you. thanks. Thank you very much