九年级unit8SectionA第四课时.ppt

1、Unit 8 It must belong to Carla.,Section A 3 Grammar Focus-4c,Revision,一、按要求写出下列词汇或词组。,1. 太而不能 _ 2. 不知道 _ 3. 曾经，过去常常 _ 4. 看见某人正在做某事 _ 5. 奇怪的噪音 _ 6. 感到不安 _ 7. 离开 _,too. to.,have no idea,used to,see sb doing,feel uneasy,strange noises,go away,8. 它太大了而不可能是狗. _ 9. 这个地区的一个妇女看到有东西在逃跑。 _ _ 10. 噪音制造者正享受着在街区制

2、造害怕的 乐趣。 _ _,It was too big to be a dog.,A woman in this area saw something running away.,The noise-maker is having too much fun creating fear in the neighborhood.,11. 这里过去曾是一个安静的地方。 It _ _ _ a very quiet place. 12. 他说他常常听到窗外有奇怪的噪音。 He said he often _ _ _ outside the window.,used to be,heard,strange

3、,noises,Review,13. 有些人认为一定是孩子们在快乐玩耍。 Some people think it _ _ children _ fun. 14. 一定有人在公园里唱歌。 There _ _ someone _ in the park. 15.这能是真的吗? _ this be true?,must be,having,must be,singing,Can / Could,Grammar Focus,1. 这是谁的排球? _ _ is this? 这一定是卡拉的。她热爱排球运动。 It _ be _. She loves volleyball.,Whose volleybal

4、l,must Carlas,Fill in the blanks.,2. 这是谁的发带？ _ _ _ is this? 它可能是梅的发带。或者可能属于琳 达。她们两人都是长头发。 It _ be Meis hair band. Or it _ belong to Linda. They _ have long hair.,could,might,both,Whose hair band,3. 那晚你看见了什么？ _ did you see that night? 我不确定，但肯定不可能是狗。它更大。我想也许是一头熊或一匹狼。 Im _ _, but it _ _ a dog. It was b

5、igger. I think it _ _ a bear or a wolf.,What,not sure,cant be,might be,Grammar: 情态动词表推测,可能性: must can/could may/ might,can not ( cant) could not (couldnt),may not / might not,否定,否定,表示可能性最大的肯定推测，意思是“一定、准是”。只能用于肯定句。如果要表示“一定不”，应该用cant。如果询问可能性时，应该用can。,must,e.g. He must know the answer. 他肯定知道答案。 He cant

6、 know the answer. 他肯定不知道答案 Can he know the answer? 他知道答案吗？,can表示推测“可能性”时，一般用于否定句或疑问句。can在疑问句中意思是“会，可能”。 e.g. He can t pick her schoolbag up. 他不可能拿了她的书包。 could 用于表示某事有可能发生或可能是事实。,can / could,e.g. Dont eat it. It could go bad. 不要吃它，它可能坏了。 The plane could be put off by the storm. 这趟飞机可能会因为暴风雨而推迟。 could

7、可用于表示客气、礼貌、委婉的请求语气。 e.g. Could you please help me with my homework? 你能帮我完成我的家庭作业吗？,may, might表示推测“可能性”时，意思是“可能”，“也许”。might不表示过去时态，语气更委婉，可能性更小。may，might表推测时，可用于否定句，但不用于疑问句。 e.g. He may/ might not be at home, but Im not sure. 他可能不在家，不过我也不确定。,may / might,推测时态,推测现在/ 正在/ 过去发生的动作。 e.g. He must have a car

8、now. (现在) 他一定有一辆小汽车。 He must be finishing his homework at home. (正在进行) 他一定在家做作业。 He must have finished the work. (过去) 他一定已经完成了工作。,must,can/ cant 后可接进行时/完成时，表示对现在发生的动作或过去发生的动作进行推测。 e.g. They cant be reading in the library. 他们一定不在图书馆读书。 He cant have gone to Shanghai because I saw him just now. 他不可能去了上

9、海，我刚看见他了。,can,may / might,may，might 可以推测现在正在发生的动作或过去发生的动作，还可以推测将来的情况。 e.g. He may/might be sleeping now. (现在) 他可能正在睡觉。 These people may/might have seen the film before. (过去) 这些人以前可能看过这部电影。 It may rain. There are some clouds. (将来) 可能会下雨。因为有一些乌云。,4a,Choose the best way to complete each sentence using

10、the words in brackets.,1. A: Wheres Jean? B: Im not sure. She _ (is/ might be/ must be) in the laboratory.,might be,n. 实验室,2. A: Everyone is going to the pool after school. B: Really? It _ (must be / cant be /could be ) hot outdoors.,must be,表示“位移”的动词用现在进行时态表将来，例如：go去，come来，leave离开，arrive到达，return 回

11、来，fly 飞。,e.g. I am coming.=I will come. He is leaving for Paris.=He will leave for Paris.,adv. 在户外，在野外,3. A: Thats the phone. B: Hmm. I wonder who it _ (must be / could be / should be).,could be,4. A: I wonder if there are Jims glasses. B: They _ (cant be / might be / could be) his. He doesnt wear g

12、lasses.,cant be,wonder v. “想知道” (want to know) No wonder+句子，“难怪.” e.g. No wonder you are angry. 难怪你觉得生气。,5. A: I hear water running in the bathroom. B: It _ (could be / must be / cant be) Carla. She was thinking of taking a shower.,could be/ must be,think of 想要；打算 e.g. I thought of playing basketbal

13、l. 我想打篮球。,1. A: Many people are wearing coats. B: The weather must be _ _. 2. A: Sally has been coughing a lot. B: She might be _.,getting colder/ cold outside,having a sore throat/ ill,4b,Complete these responses.,n. 外套,3. A: This restaurant is always very crowded. B: The food _. 4. A: Whenever I t

14、ry to read this book, I feel sleepy. B: It cant _.,must be delicious,be interesting,adj. 困的,Look at this picture of a room. How much can you tell about the person who lives here? Is it a boy or a girl? What are his/her hobbies? Discuss your ideas with a partner.,4c,It could be a girls room because i

15、ts very tidy.,I guess so. But it might be a boys room because the clothes look like boys clothes.,It could/might/cant be. because .,I guess so/I dont think so. But it might/could/must be . because ,1. Excuse me. Is this the right way to the Summer Palace? Sorry, I am not sure. It _ be. A. might B. w

16、ill C. must D. can,Choose the correct answer.,2. Isnt that Anns husband over there? No, it _ be him Im sure he doesnt wear glasses. A. cant B. must not C. wont D. may not,3. You _ be tired youve only been working for an hour. A. must not B. wont C. cant D. may not,4. Is John coming by train? He should, but he _ not. He likes driving his car. A. must B. can C. need D. may,1. 这本书一定是李雷的。他正在找这本书。 This book must be Li Leis. He is looking for the book. 2. 这个发带可能是韩梅的。她喜欢戴 发带。 The hair band could be Han Meis. She likes wearing a hair band.,T