1、Unit 8 It must belong to Carla.Section A（GF-4c）Teaching Aims1.语言能力：正确运用must,might,could和cant进行推断。2.文化意识：能够用所学语言做推断，表达自己的价值取向。3.思维品质：能根据图片推断信息之间的简单的逻辑关系。4.学习能力：能通过对图片的观察获取信息，进行推断。Teaching Difficulties能正确运用must,might,could和cant进行推断Teaching Aidsmultimedia courseware or other realia that the T needs for
2、 teaching Teaching ProceduresTipsStep 1 Warming up ReviewShow pictures relate to 1b (volleyball, Harry Potter, music CD, toy truck, magazines) to Ss. Ask them to think about who these things belong to and why.T can encourage Ss to use modal verbs to make inference.Step 2 Presentation & PracticeGramm
3、ar Focus Ask Ss to read the sentences in the box and tell them that we can make inferences using modal verbs. 情态动词表示推测情态动词can, could, may, might, must可以用来表示对发生或存在的事情的推测。这里could和might不是过去时，推测的语气不如can, may强; must表示推测时语气最强，意为“肯定，断定”。情态动词的推测程度为：may / might表示“有可能；大概”，might的语气比may要弱，相当于perhaps; can / coul
4、d表示“或许”，其可能性比may / might要小，相当于possibly; must的可能性最强，语气较肯定。表示对现在及将来状态、动作的推测1.当表示对现在及将来状态的推测时，一般用can / could, may / might, must + 动词原形。2.当对现在及将来正在发生的动作进行推测时，一般用can / could, may / might, must + be + doing（动词的进行时）。表示对过去状态、动作的推测1.当表示对过去的状态、动作推测时, must / may / might可用在肯定句中表示肯定的推测，一般用must / may / might + ha
5、ve done（现在完成时）表示。2. can / could用在否定句中表示否定的推测，一般用can / could + not + have done（现在完成时）表示对过去的状态、动作的推测。此外，can / could还可用在疑问句中表示推测。4a Ask Ss to complete each sentence using the words in brackets.Answers: 1. might be 2. must be 3. could be 4. cant be 5. could be / must be4b Ask Ss to read the conversation
6、s and complete each sentence.Answers: 1. getting colder / cold outside 2. having a sore throat / ill 3. must be delicious 4. be that boring4c Working in pairs, get Ss to share their ideas about the picture. What do they both agree on and why? What do they disagree on and why?(Tip: There are no right
7、 or wrong answers for this activity as much depends on how each S justifies what he / she sees with the inference he / she makes.)Optional choice: Show Ss more pictures of different bedrooms, ask them to tell about the person in each room.Step 3 Summary & Homework Summary Ask Ss to do the exercises
8、from PPT P19-20.Homework Preview Section B 1a-1e. Do the exercises in students book.Teaching ReflectionWe always get the students to learn grammar by summing up the sentences they have learned. Students can practice grammar by using. After they know how to use these modal verbs to make inferences, the students should practice in different activities. And we give them some written work after speaking and reading.4
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