八年级(下) Unit 7 Topic 2 Section B 教案Teaching aims:1.Master some new words: snack,butter,pear,piece,slurp,impolite,noisily,polite2. Learn Grammar:1). The comparative and superlative degrees of monosyllabic adverbs(1)2).Object clauses with if/whether:3.Make sandwich step by step.4. Master the pronunciation of / / and / d /The key points and difficult points：Key points：1. New words: snack,butter,pear,piece,slurp,impolite,noisily,polite2. Grammar:1). The comparative and superlative degrees of monosyllabic adverbs(I); 2).Object clauses with if/whether；3.Learn how to make a sandwich and describe the making process correctly. Difficult points：Make a sandwich and describe the process in English correctly.Teaching aids: Computer multimedia projector, PPT, videos, bread, butte, some fruit, a knife, honey and so on. Teaching Procedures:Stage 1 Warm-up1. Grouping: Team Bread, Team Butter, Team Honey, Team Pear2. Greeting and guessing: T: Hello, Team., nice too meet you! How are you(doing)?T: Look, a box.Whats in the box? Guess! (Some fruit in the box.) 3. Teacher shows Fruit Salad.Stage 2 Lead inT: Our friend, Michael, prefers snacks(出示snack单词卡，以及各种小吃图片)。 Whats Michaels favorite snack and how does he make it? Now listen to the audio.Stage 3 Presentation1.Listen to 1a and choose the right answer.2.Learn new words and phrases: pear; butter; bread; a piece of;cut.into small pieces3.Listen again, and finish 1b.Stage 4 Practice and drills (1a)Dialogue One(Kangkang: Whats your favorite snack,Michael?.Finally, put the pieces of bread together.)1. Lets do it one by one.2. Listen and repeat.3. Retell the dialogue according to some key words.4. Activity: Make a sandwich in groups and describe the process in English.(A: My favorite snack is a sandwich with a pear/banana,butter and honey.Let me tell you how to make it.First,.;Next,.;Then,.;After that, .;Finally,.)Dialogue Two (Kangkang: Would you mind if.Practice makes perfect.)1. T:Who did best of all,Kangkang, Jane or Michael? 2. Learn Grammar One: Comparative and Superlative Degree of Adverbs(I) 1). Adverb comparative, superlative rules2). Present the basic usage of the comparative degree of adverbs3)Exercise: (Finish Part 2) 3. Learn Grammar Two: Object Clause with “if/ whether”1). Review the adverbial clause of condition with “if”: (Would you mind if.?)2) . Learn the Object Clause with “if/ whether”Translate: I dont know if it is polite to eat noisily.Grammar: 当宾语从句放在ask,know,say,wonder等动词之后，由一般疑问句转变而来时，需用if或whether来引导，译为“是否”；两者通常能互换，但不可省略。b. 当宾语从句位于介词之后，或与or not连用时，只能用”whether”表“是否”。c. 宾语从句必须是陈述语序。Brain Storm: I dont know if/whether______________________.Stage 5 ExerciseStage 6 Summary1. Let Ss look through the key points by themselves.2. Emotion: 1).Practice makes perfect.（勤能补拙。）2). No double diligence, neither can, no genius.(没有加倍的勤奋，就既没有才能，也没有天才。)3). Never too old to learn. (活到老，学到老。)Stage 7 Homework（分层作业）Task 1 Fill in the blanks with correct words. ( )1). The boy ate three ______ (梨).2). The high-speed trains are much______(fast) than the common ones.(2017.长沙) 3).I dont know______the bike is Mikes.Task 2 Search for more old sayings about diligence(有关勤奋的谚语) （ ）Task 3 Writing ( )Write a short passage within 4050 words. The title is “I Like to Cook Western Food”. Choose one of the western food. Write the cooking procedure of this kind of western food with proper adverbs. For todays homework, how many stars have you got? ( )Blackboard designUnit 7 Topic 2 Section B副词比较等级 ( )did quite well.( )did better than ( ).( )did best of all.宾语从句（2）1. 由一般疑问句转变2. 引导词： if / whether3. 陈述语序