人教版九年级Unit 8 It must belong to Carla.-Section A Grammar focus 4a—4c-ppt课件-(含教案+素材)-市级公开课-(编号：a0375).zip

He cant be _. He could/might be _. He must be _. Guessing game. Who is he? It could be _. It also might be _. Can you guess what it is? three birds a beautiful face Can you guess what the picture shows? It could be _. It also could be _. a young girl an old woman It could be _. It also could be _. Can you guess what the picture shows? a white vase two faces It cant be _. It could/might be _. It must be _. Guessing game. Whose basketball is this? It cant belong to _. It could/might belong to _. It must be belong to _. 一定 Make inference(推断) 可能 cant 不可能 may/might/could must must may might could cant Use “must” to show that you think something is probably true. Use “might” or “could” to show that you think something is possibly true. Use “cant” to show that you are almost sure something is not true. 100% 20%80% 0% cant 在此表示猜 测，译为“不可能” ，后接动词原形。 might/could在此表示 猜测，译为“也许，可 能”，后接动词原形。 must在此表示猜测 ，译为“肯定，准是 ”，后接动词原形。 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. 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. 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 mightboth 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 not surecant be might be 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? 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 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) Carla. 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 4bComplete 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 girl? What are his/her hobbies? Discuss your ideas with a partner. 4c It could be a girls room because 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 Look at the two rooms below. Make guesses about the owner of each room. 1 2 5 4 Lets play a game! 6 3 7 8 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 D. can 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 【浙江湖州】 Whos singing in the next room? It _ be Kate. She has gone to New York. A. cant B. must C. shouldnt D. can 【解析】考查情态动词表推测。表示否定推 测时，用cant，意为“一定不”。must 表示推测时，意为“一定”，用于肯定句 ；根据答语“她已经去了纽约”可知是否定推 测，故选A。 A 【2011湖北黄冈】 41. Whose T - shirt is this? It _ be John s. Its _ small for him. A. cant; much too B. cant; too much C. mustnt; much too D. mustnt; too much 【解析】情态动词的用法。根据句意“它不 可能是约翰的，对他来说太小了。”故排除 C、D，too much为“太多”的意思，much too为“太”。故选A。 A 【2013天津】 Where are you going this month? We_ go to Xiamen, but were not sure. A. neednt B. must C. might D. mustnt 【解析】 neednt (不必)表建议； must (一 定)表猜测的可能性很大； might (可能，也 许)表不是很肯定的猜测。 mustnt(不允许) 表命令。句意：-这个月你们将去哪？- 我们或许去厦门，但还不确定。 C 【2013福建泉州】 - Have you decided where to go for your summer vacation? - Not yet. We _ go to Qingdao. Its a good place for vacation. A. may B. need C. must 【解析】- 你已经决定到哪里过暑假了吗？ - 还没有呢，我们也许去青岛，那是个度假的好 地方。情态动词表示推测时，may表“可能”， must表“一定”，cant表“不可能”。 A 肯定句： must 一定 could / may / might 可能能 否定句：cant 不可能 疑问句：Can/ Could ? 可能吗？ 情态动词表示推测 ： 1.Recite the useful sentences in Grammar Focus. 2.Finish the exercise in 4c. No matter how manydifficulties No matter how manydifficulties we have we have in in our life our life ， try try our best to solve them !our best to solve them ! Thank you! 1 UnitUnit 8 8 ItIt mustmust belongbelong toto Carla.Carla. SectionSection A A GrammarGrammar FocusFocus - - -4c(-4c(学生学案）学生学案） 一. Translate the following into English. 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 _ 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造害怕的乐趣。 _ 二. Fill in the blanks. 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. 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. 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. 3. 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. 2. A: Everyone is going to the pool after school. B: Really? It _ (must be / cant be /could be ) hot outdoors. 3. A: Thats the phone. B: Hmm. I wonder who it _ (must be / could be / should be). 4. A: I wonder if there are Jims glasses. B: They _ (cant be / might be / could be) his. He doesnt wear glasses. 5. A: I hear water running in the bathroom. B: It _ (could be / must be / cant be) Carla. 2 She was thinking of taking a shower. 4. Complete these responses. A: Many people are wearing coats. B: The weather must be _ . 2. A: Sally has been coughing a lot. B: She might be _. 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 _. 5. 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. A:It could be a girls room because its very tidy. B:I guess so. But it might be a boys room because the clothes look like boys clothes. Discuss in pairs: It could /might / cant be. because . I guess so / I dont think so. But it might/could/must be . because . 六. Group work: Look at the two rooms below. Make guesses about the owner of each room. 7. Choose the correct answer. 1. Excuse me. Is this the right way to the Summer Palace? Sorry, I am not sure. It _ be. 3 A. might B. will C. must D. can 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 八. 中考链接 1. Whos singing in the next room? It _ be Kate. She has gone to New York. A. cant B. must C. shouldnt D. can 2. Whose T - shirt is this? It _ be John s. Its _ small for him. A. cant; much too B. cant; too much C. mustnt; much too D. mustnt; too much 3. Where are you going this month? We_ go to Xiamen, but were not sure. A. neednt B. must C. might D. mustnt 4. Have you decided where to go for your summer vacation? - Not yet. We _ go to Qingdao. Its a good place for vacation. A. may B. need C. must 九.Homework for today. 1.Recite the useful sentences in Grammar Focus. 2.Finish the exercise in 4c. Unit8 Section A（Grammar Focus-4c） 一、Teaching goals： 1. knowledge aims： 1) words and expressions： laboratory, coat, sleepy, pocket, think of, be sure, 2)language points: how to use ”must, cant, could, might, may“to make reasonable speculation. 2. ability aims: The ability to use the grammar in speaking and writing 3. emotion aims： Make reasonable speculation.No rumors 二、Teaching key points and difficulties 1. How to use ”must, cant, could, might, may“to make reasonable speculation. 2. The ability to use the grammar in speaking and writing 三三. Teaching methods 1.Communicative teaching method 2.Task-based language teaching method 4. Teaching procedures . Revision 1. Play a guessing game to review how to use ”must, cant, could, might, may“to express guessing. 2. Review some main phrases and sentences we learned in the last class. . Grammar Focus: Fill in the blanks.(The key sentences in the box) . Try to Find 1、must 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。 He must know the answers. 他肯定知道答案。 2、cant 表示“一定不, 不可能” ， He cant know the answers. 他肯定不知道答案 3、may/might / could 表示推测“可能性”时，意思是“可能” ， “也许” 。 He may/ might not be at home, but Im not sure. 他可能不在家，不过我也不确定。 . Practice 一. Work on 4a. Choose the best way to complete each sentence using the words in brackets. 1. Read each small conversation carefully and try to choose the best answers individually. 2. Check the answers with the Ss. 3. Explanation. 二. Work on 4b. Complete these responses. 1. Let Ss write down possible answers as much as possible.（培养学生的求异思维和发散性思维） 2. Let Ss check their answers with their partners. 3. Check the answers together. . Exercises 1. Choose the correct answer. （学以致用） 2. Choose the correct answer. （中考链接） . Group Work 1. Work on 4c. Discuss your ideas with your partner. 2.talk about the following two pictures. . Homework 1.Remember the Grammar. 2.Finish the exercise in 4c.