改错题。
1. I have an good idea.
________改为_______
2.A flower or a card.
_______改为_______
3.Happy Mothers’ Day!
_______改为_______
4. What can I do with you？
_______改为________

She is ________ English teacher. (   )

A．a

B．an

找出错误并改正。
【小题1】Jenny is writinga email to Steven. （______）________
A   B C
【小题2】This wall have a beautiful picture on it. （______） ________
A B C
【小题3】Don’t forget write your name last. （______）________
A B    C
【小题4】— How manyare those black T­shirts?  — Fifteen yuan. （______）________
A B    C
【小题5】Danny and Jenny wants to buy some postcards. （______） ________
A B C

We need air-conditioned bus when we go outing. (   )

A．a

B．an

C．/

D．the

This is my grandpa. He worked in _____ office. (   )

A．a

B．the

C．an