2. Unit 5 It must belong to Carla

3. The little dog must be hungry.

4. The boy must be ill. He must have a cold.

5. The man must have a toothache.

6. must 用在肯定句中表示较有把握的推测， 意为 “ 一定 ” 。 (100%).

7. It must be Miss John’s. She loves beautiful things very much. very much. Whose necklace is this ?

8. Wu Ning Whose notebook is this? It must be Wu Ning’s. Because it has her name on it. It must belong to Wu Ning. belong to 属于 …

9. hair band 发 带 Whose hair band is this? It must be… It must belong to… Liuyifei’s Liuyifei

10. Is this Alice’s house? Yes, it must be Alice’s. It must belong to Alice. She _____ be rich. She _____ have lots of money. She ______ be poor( 穷 ). must can’t 用 “can’t” 推测不可能的 事情 (10% 以下 ).

11. Is this T-shirt John’s? It can’t be John’s. It can’t belong to John. It’s much too small for him. John

12. He might like sports. Or he could like playing balls. 20%-80%) 用 “might” or “ could” 来表示推测的 可能性很小 ( 可能地, 大概 20%-80%)

13. Whose guitar is this? Fred It might belong to Fred. He likes music.

14. must can’t could might100% probably true 表肯定推测20%-80% possibly true 表推测的 可能性不大 10% 以下 almost not true 表否定推测

15. -Whose football is this ? Tony Task 1 ­It be Tony's. Because he likes football very much. might/could -

16. -Whose bicycle is this ? -It_______ belong to Bush. Because________________________ can’t his bike is white and black. Bush

17. Mary Whose blouse is it? I think it be Mary's Beacause it is too small for her. can't

18. A: Where are the children in the picture going? B: I think they _____ have a school trip.. A: Why do you think so? B: Because I can see the words in the picture.. must

19. 奇思妙想！耶！ 只有做不到，没有想不到！

20. A: It might be a man riding a horse. B: I agree. But it could also be a map of island.

21. It might be a vase. It could be two faces.

22. It might be a young woman. It could be an old woman.

23. Listen and match each person with a thing and the reason person thing reason Jane’s little brother volleyball Mary toy car Carla magazine Deng Wen book Grace CD Hemingway is her favorite author. She loves volleyball. He was the only little kid at the picnic. She always listens to classical music. He loves cats. --Whose __is this? --It must belong to ___.Because ___.

24. 2c2c2c2c 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. 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. must/might can’t might must might/must must can’t might

25. Make several sentences with can’t, might, must, could, belong to Eg :You must be a good student. ( 你一定是一个好学生 )