一.翻译（用2种方式翻译改成一般疑问句,做肯定否定回答）
①教师里有30张课桌 ②墙上有一块黑板 ③盒子里有一些苹果
________________ _______________ _______________
二.把下列单词变成复数形式.
1.class→______
三.完成对话.
Tony:I can't find my bag.What's in that big box?Do you know,Lingling?
Lingling:No,Let me see.There______a bag.
Tony:Is_______a pencil-case in the bag?
Lingling:_______,there isn't.But there______some books.
Tony:_______there_______English books in it?
Lingling:No,there aren't any English books,but there are______Chinese books in it.Is it your bag?
Tony:I don't think so.There_____any Chinese books in my bag,but there are two English books.
Lingling:Oh,I'm sorry.It isn't your bag.