3. Whose skirt is this? It must belong to Jane. (=It must be Jane’s.) Jane Mike Because she is a girl. (Because boys don’t wear skirts.)

4. Wu Ning Whose notebook is this? It must be Wu Ning’s. It has her name on it

5. Whose guitar is this? Zhao Benshan Hoho It might/could belong to Hoho. He likes music.

6. Can this T-shirt be John’s? It can’t be John’s. It’s much too small for him John

7. He can ’ t be _______. He can ’ t be _______. He could/might be _______. He could/might be _______.

8. He can ’ t be _______. He can ’ t be _______. He could/might be _______. He could/might be _______.

9. He can ’ t be _______. He can ’ t be _______. He could/might be _______. He could/might be _______.

10. He must be __________. He must be __________.

11. He might be… He must be…

12. n. 作家，作者 : writer

13. He can ’ t be __. He can ’ t be __. He could/might be __. He could/might be __.

14. He can ’ t be ___. He can ’ t be ___. He could/might be __. He could/might be __.

15. He must be _____. harrypotter

16. Guessing games Who is he? He can’t be _______. He could/might be _______. He must be _______.

17. He might /could be… He must be…

23. 1 、情态动词 must, might, could, can’t 表示推测的含义与用法。 情态动词 must, might, could, can’t 后面都接动词原形，都可以表示 对现在情况的揣测或推断，但他们的含义有所不同： must 一定，肯定 （ 100% 的可能性） might, could 有可能，也许 （ 20%~80% 的可能性） can’t 不可能，不会 （可能性几乎为零） e.g. The dictionary must be mine. It has my name on it. The CD might / could belong to Tony because he likes listening to pop music. The hair band can’t be Bob’s. After all, he is a boy!

24. 2 、 belong to someone 和 be someone’s belong to someone 和 be someone’s 含义基本相同， 都表示 “ 属于某人，归某人所有 ” ，但要注意用法上的区别： belong to ＋ 名词或宾格代词。 be someone’s + 名词所有格或名词性物主代词 e.g. The English book belongs to Tom. The English is Tom’s ( English book). The English book belongs to me. Tne English is mine.

25. 1a

26. ClothingFun thingsKitchen things hat volleyball plate T-shirt jacket Toy car magazine CD book cup

27. 1b Listen and match each person with a thing and a reason. n 野餐郊游

28. A: Whose book is this? B: It must be Mary’s. Hemingway is her favorite author. Sample dialogue:

29. There are five people in Dick’s family. Mr. Smith is a worker. Mrs. Smith is a housewife. Dick’s sister Grace is 20. She has long hair and she likesmusic. Dick is a 13-year-old boy. He likes sports and can play the guitar. Mark, Dick’s brother is just 3 years old. Read the passage and remember the information. Group work memory challenge

30. Whose --- is this? Why? 1.The …might / could / must / can’t be Mr Smith, because … 2. The … might / could / must can’t belong to Mr. Smith, because…

31. 2a:Things in the backpack 1.. 2.. 3.. T-shirt Hair band Tennis balls

32. 2b: Listen again, fill in the blanks 1 The person go to our school. 2 The person be a boy. 3 It be Mei’s hair band. 4 The hair band belong to Linda. 5 It be Linda’s backpack. must must could can’t might

33. 1 The notebook ________be Ming’s. It was on her desk. 2 The homework ___________ be Carol’s. She wasn’t at school today. 3 The soccer ball___________ be John’s or Tony’s. They both play soccer, don’t they? 4 The French book_________ be Li Ying’s. She’s the only one who’s studying French. A must B might C could D can’t A B C D B C A

34. 5 I can’t find my backpack. It _________be still at school. 6 The photo__________ be Lu’s. Those are his parents. 7 The red bicycle ________be Hu’s. She has a blue bicycle. 8 This ticket _______be my aunt’s or uncle’s. They’re both going to the concert. A B C A D B C A must B might C could D can’t

35. Grammar focus Whose notebook is this?It must be Ning’s. it has her name on it. Whose French book is this? It could be Ali’s. she studies French. Whose guitar is this?It might belong to Alice. She plays the guitar. Whose T-shirt is this?It can’t be John’s. it’s much too small for him.

36. 昨天你在教室扫 地时发现一本电脑书 让你推断是某个同学 的并说明理由（ 70 词 左右，所陈述理由不 得少于三条）