2019秋九年级英语全册Unit8ItmustbelongtoCarlaSectionA3（Grammarfocus_4c）教案（新版）人教新目标版.docx

Unit 8 It must belong to Carla.Section A 3 (Grammar focus-4c) 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) 情态动词的用法和物体所属的句型。2. 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。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. Grammar情态动词must，can，could，may和might均可表示推测，它们可以对过去、 现在或将来的情况作出语气强弱不同的推测。 1.把握推测语气的特点，选择恰当的情态动词。 表示肯定的推测时，语气从弱到强依次为might may could can must；表示否定的推测时，cant和couldnt语气较强，意为“不可能”，may not和might not语气较弱，意为“可能不”。情态动词表示推测时，must只用于肯定句中，表示很有把握的推测，意为“一定；准是”；can多用于否定句或疑问句中。如：They have been working hard all day. Theymust betired.Samcant beat home now, for I saw him going shopping just now.At that time we thought the storycould not betrue.WhatcanNeal possiblymean?Why not ask Paul for help? Hemay knowthe answer.They all said that Adammight comehome before Christmas.Dont be so sure. Hemight not helpus this time.2.确定被推测时间，选择正确的谓语结构。 对现在或将来的事情进行推测时，用“情态动词+动词原形”。如： Mr. Reed looks pale. Hemay beill. If you dont have a guide, youcould loseyour way.对正在进行的事情进行推测时，用“情态动词+be+动词的-ing形式”。如：Theres a lot of noise from the next door. Theymust be havinga party.Hurry up! Mommight be waitingfor us at home.对过去的事情进行推测时，用“情态动词+have+动词的过去分词”。如：Laura looks very happy. Shemust have passedthe exam.I cant find my wallet anywhere.Youmight have lostit while shopping. 中考链接1. Whos singing in the garden? It _ be Mr. Brown. He always practices singing at this time. A. must B. cant C. need (2014湖南长沙)2. Is that Kates car? It _ be hers. She has just gone for a meeting. A. cant B. should C. mustnt D. may (2014湖北武汉)3. Where are you going this month? We _ go to Xiamen, but were not sure. A. needntB. must C. might D. mustnt (2013天津). Practice Work on 4a. Choose the best way to complete each sentence using the words in brackets.1.让学生们理解句子意思。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. 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 be5. Explanation 1) be sure (of/about sth/doing) 确信.，对.有把握be sure to do sth “ 必定”，“ 必然会” 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”（want to know）No wonder + 句子 “难怪.”e.g. No wonder you are angry. 难怪你觉得生气。Work on 4b: Complete these responses. 1. Tell Ss to understand 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 answers 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/ attractive5. Explanation:Whenever I try to read this book, I feel sleepy.sleep, sleepy & asleepsleep, sleepy和asleep这三个词都与“睡觉”有关，但它们的含义和用法有区别。单词词性含义用法例句sleep名词睡眠不可数名词Just lie down and get enough sleep.一次睡眠；一段睡眠时间前可加aIll go upstairs and have a sleep.动词睡觉；睡不及物动词Did you sleep well last night?sleepy形容词困倦的；瞌睡的既能作定语，也能作表语Do you know the sleepy girl?Im too sleepy to finish my report.asleep形容词睡着的通常作表语；常和be或fall搭配使用If I am asleep on the bus, please wake me up when you get off the bus.【运用】根据句意，选用sleep, sleepy或asleep填空，有的需要变换形式。(1) I _ at my sisters house last week. (2) Bill was very tired, so he fell _ soon. (3) The heat in the house made her _. (4) I must get some _ Im too tired. Group Work Work on 4c.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 gu