What are they? They are ______. (    )

A．branch

B．branchs

C．branches

The big tree has _________ . (    )

A．root

B．roots

C．a root

-Is this the hall? -______________. (    )

A．No, it’s the library

B．No, it’s the hall

C．Yes, it’s the toilet

__________ are you?    I’m ten. (    )

A．How many

B．How old

C．How much

Count the ________. How many? One _______. (    )

A．duck…duck

B．pigs…pig

C．chicks…chicks

The boy _____ in the library. (    )

A．is

B．am

C．are

根据要求改变句子
1. They are chicks. （对划线部分提问）
What _______ _______?
2. Is this a playground?  （肯定句）
________ ________ a playground.
3. This is a bee. （对划线部分提问）
_______ ________  ?
4. Is that our classroom? （否定回答）
_______，________  isn’t.
5. It is black and red.（对划线部分提问）
________ _______ is it?