1. Unit 5 It must belong to Carla

2. Section A

3. Lead-in A: Whose football is this? B: Bill’s ? A: It might be Bill’s. Let’s ask him. Bill, is this your football? A: Whose football is this? B: Bill’s ? A: It might be Bill’s. Let’s ask him. Bill, is this your football?

4. C: No, it’s not mine. A: Well, it isn’t Bill’s. He says it’s not his. C: Is it Anna’s? A: Let’s ask her. Anna, is this your football? C: No, it isn’t. C: No, it’s not mine. A: Well, it isn’t Bill’s. He says it’s not his. C: Is it Anna’s? A: Let’s ask her. Anna, is this your football? C: No, it isn’t.

5. A: So it’s not Anna’s football. And it can’t be Maria’s. Because I didn’t take hers. Then whose football is it? B: Is it Lee’s? A: Yes, it doesn’t belong to Bill, Anna or Maria. So it must be Lee’s. A: So it’s not Anna’s football. And it can’t be Maria’s. Because I didn’t take hers. Then whose football is it? B: Is it Lee’s? A: Yes, it doesn’t belong to Bill, Anna or Maria. So it must be Lee’s.

6. Listening and speaking (1b: P34) is her favorite author. 1. Jane’s little brother toy car He was the only little kid at the picnic. 2. Mary book Hemingway

7. listens to classical music. 3. Carla volleyball she loves volleyball. 4. Deng Wen magazine He loves cats. 5. Grace CD She always

8. Listening text Girl1: Whose volleyball is this? Boy1: It must be Carla’s. She loves volleyball. Girl1: How about this toy car?

9. Girl2: Oh, that toy car must belong to Jane’s little brother. He was the only little kid at the picnic. And the magazine must belong to Deng Wen. He loves cats. Boy1: Oh, and look, someone left a book.

10. Girl2: Oh, yeah… This book must be Mary’s. Hemingway is her favorite author. Girl1: Ok… and how about this CD? Girl2: Hmmm… The CD must belong to Grace. She always listens to classical music.

11. Practice making conversations Practice making conversations Sample dialogue 1: A: Look! Whose toy car is this? B: It must be Jane’s little brother’s. Because he was the only little kid in the picnic. Sample dialogue 1: A: Look! Whose toy car is this? B: It must be Jane’s little brother’s. Because he was the only little kid in the picnic.

12. Sample dialogue 2: A: Look! Whose book is this? B: It must be Mary’s. Because Hemingway is her favorite author. Sample dialogue 2: A: Look! Whose book is this? B: It must be Mary’s. Because Hemingway is her favorite author.

13. Sample dialogue 3: A: Whose CD is this? B: It must be Grace’s. Because she always listens to classical music. Sample dialogue 3: A: Whose CD is this? B: It must be Grace’s. Because she always listens to classical music.

14. Listening Practice (2a, 2b, 2c: P35) Listening Practice (2a, 2b, 2c: P35) 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 can’t could might must

15. Listening text Bob: Oh, look! Whose backpack do you think this is? Anna: I don’t know. Look, here’s a school T-shirt. Bob: Well then, the person must go to our school. Oh! Here is a hair band, so the person can’t Bob: Oh, look! Whose backpack do you think this is? Anna: I don’t know. Look, here’s a school T-shirt. Bob: Well then, the person must go to our school. Oh! Here is a hair band, so the person can’t

16. be a boy. Anna: It could be Mei’s hair band. She has long hair. Bob: Or the hair band might belong to Linda. She was at the picnic, wasn’t she? be a boy. Anna: It could be Mei’s hair band. She has long hair. Bob: Or the hair band might belong to Linda. She was at the picnic, wasn’t she?

17. Anna: Yes, she was. But then the backpack could belong to Rita. She’s always forgetting things. Bob: Oh, look! Tennis balls. Anna: Then it must be Linda’s backpack. She has long hair and she’s on the tennis team. Bob: You’re right! Anna: Yes, she was. But then the backpack could belong to Rita. She’s always forgetting things. Bob: Oh, look! Tennis balls. Anna: Then it must be Linda’s backpack. She has long hair and she’s on the tennis team. Bob: You’re right!

18. Grammar Focus (P35) 表示推测的情态动词。 在英语中，表示对某件事物的确 定程度，即表示推测的时候，我们 通常会用到以下情态动词， must, might, could, may, can’t, couldn’t.

19. 一. can 和 could 的区别和用法 1. can 表示体力和脑力方面的能力, 或根 据客观条件能做某种动作的 “ 能力 ” 。 例 如： Can you speak English ？ Can you make a cake ？ can 用在否定句和疑问句中时有时表 示说话人的 “ 猜测 ” 或 “ 不肯定 ” 。

20. 例如： Can the news be true ？ ( 在日常会话中, can 可代替 may 表示 “ 允许 ”, may 比较正式 ) 2. could 是 can 的过去式, 表示过去有 过的能力和可能性, 还有怀疑和不肯 定的意思 ( 在否定和疑问句中 ) 。

21. e. g. She couldn’t skate when she was five years old. （能力） At that time we thought the story could be true ． （可能性） could 用来提问, 是有礼貌的请求 Could.... Please? 语气较为婉转。

22. e. g. Could I speak to Mr. Smith, please? 二. Might 和 may 的区别和用法 : 1. may 的用法 : a. 表示 ” 允许 ” 或 ” 请求 ” 。 e. g. May I come in ？

23. 在使用这一用法时需注意 : may 表 示 “ 允许 ” 的否定形式是 must not, 意思 是 “ 不应该 ” “ 不许可 ” 。 e. g. —May I take this book out of the reading-room ？ —No, you mustn’t ． b. 表示说话人的猜测，认为某一 事情 “ 或许 ” 或 “ 可能 ” 发生。

24. e. g. He may know the answer ． c. may 用在感叹句中可表示祝愿、 愿望。 e. g. May you succeed ． ( 祝你成功。 ) May you have a pleasant journey ． ( 一路平安。 )

25. 2. might 的用法 : a. might 可以代替 may, 表示现在 时间的动作，但语气较为婉转客气 或更加不肯定。 e. g. Might I take a suggestion ？ b. might 用来表示现在时间时, 还 可表示 ” 规劝 ” 。 2. might 的用法 : a. might 可以代替 may, 表示现在 时间的动作，但语气较为婉转客气 或更加不肯定。 e. g. Might I take a suggestion ？ b. might 用来表示现在时间时, 还 可表示 ” 规劝 ” 。

26. e. g. You might pay more attention to spoken English ． 三. must 与 have to 的区别 have to 比较强调客观需要, must 着重说明主观看法。另外 have to 能用 于更多时态, 比较下面的句子： e. g. You might pay more attention to spoken English ． 三. must 与 have to 的区别 have to 比较强调客观需要, must 着重说明主观看法。另外 have to 能用 于更多时态, 比较下面的句子：

27. We had to be there at 10:00. 有时两者都可以用, 意思差别不大。 e. g. We must have to leave now. must 在表示说话人对事物的推测时 候要注意它比 may 肯定得多, 相当于汉 语的 “ 一定 ” 或 “ 准是 ” 。 ( 只有在肯定句 中能这样用。 ) We had to be there at 10:00. 有时两者都可以用, 意思差别不大。 e. g. We must have to leave now. must 在表示说话人对事物的推测时 候要注意它比 may 肯定得多, 相当于汉 语的 “ 一定 ” 或 “ 准是 ” 。 ( 只有在肯定句 中能这样用。 )

28. This must be your room ． 在回答由 must 引起的问题时, 如 果是否定的答复，不能用 mustn’t, 而需要用 needn’t 或 don’t have to, 因为 mustn’t 是 “ 一定不要 ” 的意思。 This must be your room ． 在回答由 must 引起的问题时, 如 果是否定的答复，不能用 mustn’t, 而需要用 needn’t 或 don’t have to, 因为 mustn’t 是 “ 一定不要 ” 的意思。

29. 1. Choose the best answer 1. I didn’t hear the phone. I ___ a sleep. A. must be B. must have been C. should be D. should have been 2. Mary ____ be in Paris. I saw her in town only a few minutes ago. A. mustn’t B. shouldn’t C. can’t D. may not B. must have been C. can’t

30. 3. Peter ____ come with us tonight, but he isn’t very sure yet. A. must B. may C. can D. will 4. I thought you ____ like something to read, so I have brought you some books. A. may B. might C. could D. must B. may B. might

31. 1. 这本书一定是李雷的。他正在找 这本书。 This book must be Li Lei’s. He is looking for the book. 2.Translation 2. 这个发带可能是韩梅的。她喜欢 戴发带。 The hair band could be Han Mei’s. She likes wearing a hair band.

32. 3. 这个玩具可能是约翰的妹妹的。 他还是个小姑娘。 The toy bear might belong to John’s sister. She is a little girl. 4. 这个排球不是玛丽的。她根本不喜 欢排球。 The volleyball can’t be Mary’s. She doesn’t like playing volleyball at all.

33. Reading and Speaking (3a: P36) A thank-you letter must be a personal letter. In the letter the writer may express his gratitude for what the receiver has done for him/her. A thank-you letter must be a personal letter. In the letter the writer may express his gratitude for what the receiver has done for him/her.

34. Subject: Thanks! From: Susan Dear Sandy, When you left a package for me yesterday, I had difficulty waiting until my birthday to open it. I don’t know how to thank you for such an attractive present. Subject: Thanks! From: Susan Dear Sandy, When you left a package for me yesterday, I had difficulty waiting until my birthday to open it. I don’t know how to thank you for such an attractive present. One sample thank-you letter: One sample thank-you letter:

35. It is something that will give me pleasure for a long time to come. Please accept my sincere thanks and best wishes. Cordially, Susan It is something that will give me pleasure for a long time to come. Please accept my sincere thanks and best wishes. Cordially, Susan

36. 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.

37. 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.

38. 1. If you have any idea where it might be, please call me. If you have any idea … = If you know… 意思是 : 如果你知道 …… any 用于 if 引导的条件从句中, 有 “ 若干的， 有多少 ” 的意思。 1. If you have any idea where it might be, please call me. If you have any idea … = If you know… 意思是 : 如果你知道 …… any 用于 if 引导的条件从句中, 有 “ 若干的， 有多少 ” 的意思。 Explanation

39. e. g. If you have any time, I’d like to talk with you. 2. I think I dropped it during the concerts so it might still be in the symphony hall. 用在已知的时期、节日或表示时间 观念的名词前 e. g. If you have any time, I’d like to talk with you. 2. I think I dropped it during the concerts so it might still be in the symphony hall. 用在已知的时期、节日或表示时间 观念的名词前

40. e. g. during the summer, during my holidays, during our stay in Japan. 意思为 : “ 当 … 之际 ” 既可指某一动作 在某个时期内连续不断的发生, 也可 指某个动作在这一时期内的某一时 间发生： e. g. It snowed all day but stopped snowing during that night. e. g. during the summer, during my holidays, during our stay in Japan. 意思为 : “ 当 … 之际 ” 既可指某一动作 在某个时期内连续不断的发生, 也可 指某个动作在这一时期内的某一时 间发生： e. g. It snowed all day but stopped snowing during that night.

41. Section B

42. Listening (1, 2a, 2b: P37) 插入声音 The man is running.

43. The UFO is landing.

44. The alien is chasing the man.

45. Listening text 插入声音 Man: Hey, look at the man running down the street. I wonder what’s happening? Woman: He could be running for exercise. Man: But he’s wearing a suit.

46. Woman: Well, he might be late for work. Man: He looks kind of scared. Woman: Oh, no! What’s that? Man: Where? Woman: There’s something in the sky. Man: It could be a helicopter. Woman: Well, he might be late for work. Man: He looks kind of scared. Woman: Oh, no! What’s that? Man: Where? Woman: There’s something in the sky. Man: It could be a helicopter.

47. Woman: No, it can’t be a helicopter. It’s too big. It must be a UFO. Man: A UFO? What’s going on? Woman: Look, now the UFO is landing… Man: And there’s a strange creature getting out. It must be an alien. Woman: No, it can’t be a helicopter. It’s too big. It must be a UFO. Man: A UFO? What’s going on? Woman: Look, now the UFO is landing… Man: And there’s a strange creature getting out. It must be an alien.

48. Woman: And the alien is chasing the man! I must be dreaming. Man: Maybe we should call the police. (pause) Hey, wait a minute. What’s that? Woman: Where? Man: Over there.

49. Woman: It’s a woman with a camera. Man: She could be from the TV news. Woman: No, look at all those other people. They’re actors. Oh! They must be making a movie.

50. 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)

51. 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.

52. 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.

53. 1. What can you see in the picture ？ There is a woman looking out of the window. 2. What can we know about the woman? 1. What can you see in the picture ？ There is a woman looking out of the window. 2. What can we know about the woman? Reading (3a: P38) She is a little frightened and confused.

54. 3. Where is the article from? It’s a newspaper article. 4. What is the passage about? The passage is about strange events in Bell Tower neighborhood. 5. What is the strange thing? What do the people think of it? 3. Where is the article from? It’s a newspaper article. 4. What is the passage about? The passage is about strange events in Bell Tower neighborhood. 5. What is the strange thing? What do the people think of it?

55. A local school teacher called Zhou Yu heard strange noises outside his window every night. His wife thinks that it could be an animal. His friends and he think it must be teenagers having fun. The police think it might be the wind. His neighbor thinks it might be a dog.

56. Writing (3b: P38) One sample version: Late that night, the Chu family found some strange footsteps in the hallway, they thought they might their neighbor’s. Lao Zheng, one of the Chus’ friends thought it might be someone trying to get in the window. One sample version: Late that night, the Chu family found some strange footsteps in the hallway, they thought they might their neighbor’s. Lao Zheng, one of the Chus’ friends thought it might be someone trying to get in the window.

57. Then one morning, Xiao Ning, a student who lives next door, found some garbage in front of her house, she thought it must be of some wild dogs. But the old hunter thought it could be garbage of cats. There must be some animals visiting the hallway. But what could it be?

58. Speaking (4: P38) A: Last night I had a dream. In my dream, I was chased by a group of people. I was very frightened. B: Maybe it means you feel nervous under the pressure of study, you are afraid of falling behind others.

59. A: The night before last I had a dream. In my dream, I saw my grandma. In fact, she has been dead for 3 years. B: Maybe it means you’re looking forward to seeing her; you must miss her very much.

60. A proverb is a short popular saying, usually of unknown and ancient origin, that expresses effectively some common truth or useful thought. It is a wise saying. Self Check

61. 1. One finger cannot lift a small stone. We must unite to do things. 2. When an ant says “ocean”, he’s talking about a small pool. Different people have different views on things. 1. One finger cannot lift a small stone. We must unite to do things. 2. When an ant says “ocean”, he’s talking about a small pool. Different people have different views on things.

62. 3. It is less of a problem to be poor than to be dishonest. We should be honest even if we are poor. 4. Be careful of the person who does not talk, and the dog that does not bark. 3. It is less of a problem to be poor than to be dishonest. We should be honest even if we are poor. 4. Be careful of the person who does not talk, and the dog that does not bark.

63. People or animals who are silent might be thinking about hurting others. 5. You can’t wake a person who is pretending to be asleep. If others don’t need help, it’s useless to offer them some. People or animals who are silent might be thinking about hurting others. 5. You can’t wake a person who is pretending to be asleep. If others don’t need help, it’s useless to offer them some.

64. 6. Tell me and I’ll forget. Show me and I may not remember. Let me try, and I’ll understand. The best way of learning is to practice doing something. 7. Don’t let yesterday use up too much of today. 6. Tell me and I’ll forget. Show me and I may not remember. Let me try, and I’ll understand. The best way of learning is to practice doing something. 7. Don’t let yesterday use up too much of today.

65. Don’t let past things worry you anymore. 8. He who would do great things should not attempt them all alone. If you want to do something great, do not be shy to ask for help. Don’t let past things worry you anymore. 8. He who would do great things should not attempt them all alone. If you want to do something great, do not be shy to ask for help.

66. Thank you for listening