-Are you Joy?（ ）
-_____, I am Lily.

A．Yes

B．No

Is it a potato?  ( )

A．Yes, it is.

B．It’s a potato.

--Is it hot in July? (    )
--_________

A．Yes, it isn’t.

B．No, it is.

C．Yes, it is.

你从自行车上摔下来了吗？
Did you _______ _______ your bike?

补充完整问句或答句
1、___________________________? -He's my brother.
2、__________________________ ? -No, he's my friend.
3、How are you, Grandmother?  -______________________________.
4、Happy Birthday to you, Kitty. ______________________________.
5、____________________ the teacher. -OK.