新目标人教版九年级英语Unit8 Section A 3精品课件

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1、Unit 8,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

2、街区制造害怕的乐趣。_,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.,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 volleyball,must Carlas,Fill in the blanks.,2.

3、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 bigger. I think it _ _ a bear or a wolf.,What

4、,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 know the answer. 他肯定不知道答案 Can he know the a

5、nswer? 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可用于表示客气、礼貌、委婉的 请求语气。 e.g. Could you please hel

6、p 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 now. (现在) 他一定有一辆小汽车。He must be finishing his h

7、omework 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

8、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。,1. Excuse me. Is this the right way to the Summer Palace? Sorry, I am not sure. It _ be.A. might B. will C. must

9、 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 _

10、 not. He likes driving his car. A. must B. can C. need D. may,4a,Choose the best way to complete each sentence using 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? I

11、t _ (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).,c

12、ould be,4. A: I wonder if there are Jims glasses.B: They _ (cant be / might be / could be) his. He doesnt wear glasses.,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) C

13、arla. She was thinking of taking a shower.,could be/ must be,think of 想要；打算 e.g. I thought of playing basketball.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,Compl

14、ete these responses.,n. 外套,3. A: This restaurant is always very crowded.B: The food _. 4. A: Whenever I try to read this book, I feel sleepy.B: It cant _.,must be delicious,be that boring,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

15、girl? What are his/her hobbies? Discuss your ideas with a partner.,4c,It could be a girls roombecause its 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 ,Remember the Grammar. Finish the exercise in 4c.,