21. My (学生) like me and I like them.
22. These are my friends. (他们的) names are Han Mei and Wei Hua.
23. These two (妇女) are my teachers.
24. What’s your (最喜欢的) colour?
25. Walking after supper is good for our (健康).
26. We must do our homework (仔细地).
27. Their (小刀) are all old, I want to buy a new one.
28. Today is (星期二)，February 18th. I’m on duty.
29.Those boys are good at (游泳).
30. Don’t (扔) the book like that.
