选出单词中不同类的一项：（   ）

A．that

B．this

C．is

—How much  the apples? (   )
—Two yuan.

A．is

B．are

C．do

—Where ______ they from? (   )
—Canada.

A．can

B．are

C．is

D．do

选词填空。
am   is   are
【小题1】Mom: ______ Sam doing his homework?
Amy: No, he isn’t.
【小题2】Mom: Are you tidying your room now?
Sam: Yes, I ______.
【小题3】Mom: Sam, what ______ you doing?
Sam: It’s a secret.
【小题4】Mom: ______ you drawing a picture, Amy?
Amy: No, I am not.

选词填空。
【小题1】_________ ( Do / Does ) you have a playground?
【小题2】We have ________ ( a / an)art room.
【小题3】It’s ________ ( to / on )the second floor.
【小题4】The teachers’ office is next ________ ( to / on ) our classroom.
【小题5】Look! This ________ ( is / are ) our new classroom.