— Were you at the house yesterday? (  )
— ________

A．Yes, I am.

B．Yes, I was.

C．Yes, I were.

根据要求写句子。
1. My mother can sing well. (改为一般疑问句)
_______________________________
2. We’re going on a trip. (翻译成汉语)
_______________________________
3. He can’t play  basketball. (改为肯定句)
_______________________________
4. 这是四月。(翻译成英语)
_______________________________
5. Children get colourful Easter eggs. (主语改成单数)
_______________________________

连词成句。
1. kites, the ,at, look(.)
____________________________
2. is,  my ,ruler, where(?)
____________________________
3. fish, many, how, you, do, see (?)
____________________________
4.jt, open, see, and(.)
____________________________
5.black, one, the, a, is ,bird(.)
___________________________

Are there any ________in the mountain? (   )

A．panda

B．pandas

C．panda's

D．pandas'

（题文）---Are those _______ books?
---No, they aren’t.

A．teacher’s

B．teachers

C．teacher