2. Unit 5 It must belong to Carla No. 59 Middle School

3. Period 3

4. 1.Whose French book is this? It _____be Tom’s. She studies French. 2.Whose notebook is this? It _____be Ning’s. It has name on it. must could

5. 3. Whose guitar is this? It ______belong to Alice. She plays the guitar. 4. Whose T-shirt is this? It _____be John’s. It’s much too small for him. might can’t

6. If you have any idea where it might be, please call me. I think I dropped it during the concert so it might still be in the symphony hall. Dear Anna, 交响乐，曲 5 2

7. I tried to call you but your mom said you were still at your optometrist appointment (I hope your new glasses look nice!) 验光师 约会，指定 4

8. I really need it because I have a math test tomorrow. It’s crucial that I study for it because it makes up 30% to the final exam. I’m really anxious because I can’t find my backpack. Thanks, Linda. 紧张；担忧 严重的；至关重要的 3 1

10. Sample conversations(4:P36) 1. — Here is a Chinese-English dictionary. It could belong to Mary. I know she has one. — I don’t think so. It can’t be Mary’s. This one is new, but hers is old.

11. 2. — Here is a flower. The owner must be a girl. — Well, it could be a boy. The flower might be a present for his teacher.

12. Section B

13. land man UFO run alien chase

14. The UFO is landing.

15. The man is running.

16. The alien is chasing the man.

17. 2a, Section B An Example to end the story: …the man was running as fast as he could. must be chasingmight loseHe thought that the alien must be chasing to catch him, and he might lose his life if he were caught! “Hello…!” Suddenly a voice came from behind…

18. must be the alien thatcould itThe man knew it must be the alien that spoke! “But how could it speak our language?” He wondered… Might“Might I make friends with you?” The alien stopped just in front of the man, with a big smile and both its arms opened to him… must be dreaming“I must be dreaming!” the man said to himself…

19. They see … The man says … The woman says … 1. a man running. He could be … He might be … 2. something in the sky. It could be … It must be … 3. a strange creature. It must be … I must be … 4. a woman with a camera. She could be … They must be … running for exercise late for work a helicopter a UFO an aliendreaming from the TV newsmaking a movie

20. Sample dialogue 1: A: Why do you think the strange creature is running after the man? B: It could be playing with the man for fun. A: No, can’t you see it is very fierce? It must be hungry. Pairwork (2c: P37)

21. Sample dialogue 2: A: Why do you think the girl is crying? B: She could be crying for the failing of the exam. A: No, her cat died. She might be crying for her dead cat.

22. Sample dialogue 3: A: Why do you think the boy is laughing? B: He could be laughing for the exciting result of the match. A: No, can’t you see he’s reading a storybook. He must be laughing for a funny story.