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1、名师精编优秀教案Unit 8 It must belong to Carla（第 3 课时）一、 教学目标：1. 语言知识目标：1) 学习掌握下列词汇：laboratory, coat, sleepy, pocket 2）进行一步复习巩固学习Section A 部分所学的生词和词组。3）掌握情态动词的用法和物体所属的句型。2. 能力与发展目标：让学生用情态动词编写表示推测的句子。3. 情感态度价值观目标：面对身边暂时不可解释的现象，根据已有证据进行合理推测。不信谣，不传谣。二、 教学重难点1. 教学重点：1) 复习巩固 Section A 部分所学的生词和词组，达到熟练运用的目标。2) 总结情
2、态动词的用法。2. 教学难点：1) 学习运用情态动词的用法。2) 掌握物体所属的句型。三、教学过程. Revision Review some main phrases and sentences we learned in the last class. . Grammar FocusFill 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。精品资料 - - -
3、欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 1 页，共 7 页 - - - - - - - - - - 名师精编优秀教案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
4、 a wolf. . Try to Find 情态动词表推测，可能性：must can/could may/might 一、 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。如果要表示“一定不” ，应该用 cant 。如果询问可能性时，应该用can。e.g. He must know the answers. 他肯定知道答案。He cant know the answers. 他肯定不知道答案Can he know the answer? 他知道答案吗？二、 can/could 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
5、能”。e.g. He cant 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。e.g. Don t eat it. It could go bad. 不要吃它，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。Could you please help me with my homework？你能帮我完成我的家庭作业吗？三、 may/might may, might表示推测“可能性”时，意思是“可能”，
6、 “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。四、推测时态1. must: 推测现在 / 正在 / 过去发生的动作。精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 2 页，共 7 页 - - - - - - - - - - 名师精编优秀教案e.g. He must have a car now.
7、( 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 ) 他一定已完成了工作。2. can can/ can t 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
8、刚看见他了。3. 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。. Exercises Choose the correct answer. 1. Excuse me. Is thi
9、s the right way to the Summer Palace? Sorry, I am not sure. It _ be. A. might B. will C. must D. can 2. Isn t that Anns husband over there? No, it _ be himI m sure he doesn t wear glasses. A.cant B. must not C. wont D. may not 3. You _ be tiredyouve only been working for an hour. A. must not B. wont
10、 C. can t D. may not 4. Is John coming by train? 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 3 页，共 7 页 - - - - - - - - - - 名师精编优秀教案He should, but he _ not. He likes driving his car. A. must B. can C. need D. may . Practice Work on 4a. Choose the best way to complete each sen
11、tence using the words in brackets. 1. 让学生们理解句子意思。1. A: Where s Jean?B: I m 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 b
12、e / 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. She was thinking of taking a shower. 2. 根据句意选择正确的情态动词。3. 最后，通读一遍句子，进行综合
13、理解，看句子内容是否通顺，合理。4. Check the answers with the Ss. Keys: might be, must be, could be, cant be, must be 5. Explanation. (1) be sure (of/about sth/doing) 确信 . ，对 .有把握be sure to do sth “ 必定”， “ 必然会” , 准会 (2) 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。 (3) wonder v. “想知道”（wa
14、nt to know）No wonder + 句子“难怪 .”e.g. No wonder you are angry. 难怪你觉得生气。 (4) think of 想要；打算e.g. I thought of playing basketball. 我想打篮球。精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 4 页，共 7 页 - - - - - - - - - - 名师精编优秀教案Work on 4b. Complete these responses. 1. Tell Ss to understan
15、d the sentences. 1. 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 _.2. Let Ss write down possible answe
16、rs as much as possible. 3. Let Ss check their answers with their partners. 4. Check the answers together. Keys: cold, sick/ ill, must be delicious, be interesting/ attractive . Group Work 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? Wh
17、at 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. A：It could/ might/ cant be. because. B：I guess so/ I dont think so. But it might/ could/ must be . beca
18、use . . Homework Remember the Grammar. Finish the exercise in 4c. 教学反思：为了提高课堂教学的有效性，充分调动学生学习的积极性，培养他们自主学习和探究合作的能力。 本节课围绕目标语言，坚持“以生为本”的教学理念，以个别提问，小组合作，精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 5 页，共 7 页 - - - - - - - - - - 名师精编优秀教案课堂检测等形式来展开教学，使学生在深入理解和活运用的基础上掌握本节课的知识点。取得了良好的课堂效果。精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 6 页，共 7 页 - - - - - - - - - - 文档编码：KDHSIBDSUFVBSUDHSIDHSIBF-SDSD587FCDCVDCJUH 欢迎下载 精美文档欢迎下载 精品资料 - - - 欢迎下载 - - - - - - - - - - - 欢迎下载 名师归纳 - - - - - - - - - -第 7 页，共 7 页 - - - - - - - - - -