一、用所给的单词适当形式填空
these box that egg welcome
1、What are (these)?They are cars.
2、You are (welcome).
3、They are my (boxes).
4、Is (that) your bag?
5、Is this an (egg)?
二、根据中文提示,用词组的适当形式填空
(What class)（几班）are you in?
What are those (in English)（用英语）?
(How old)（几岁）are they?
(What grade)（几年级）is she in?
(You are welcome).(不用谢）
三、用括号中所给词的适当形式填空
1、What's this?It's an (orange).
2、Jane and Jim are my good (friends).They are from the UK.
3、Are (these) cars?Yes,they are.
4、What are thoes?They are five （buses）.
5、What's that in (English)?It's a ruler.