浙江省杭州市余杭区亭趾实验学校八年级英语下册 Unit 6 How long have you been collecting shells？ Period 1 Section A 3a-4导学案（无答案） 人教新目标版

八年级英语下册 Unit 6 How long have you been collecting shells？ Period 1 Section A 3a-4导学案（无答案）【Teaching aims and demands】 1. To learn to talk about how long you have been doing things2. To learn to use present progressive tense【Learning guide】II导学目标知识点、知识点1重点词汇：一双溜冰鞋 _ 为慈善机构募捐 _三年半 _ 几个滑冰的人 _整整五小时 _ 第一个做某事的 _2重点句型：For every hour they skate, each student raises ten yuan for charity.Alison was the first one to start and has been skating for four hours.Next is Sam.III导学过程：Step 1 预习 读重点词汇、句子，翻译成汉语。Step 2 课堂导学：*Read 3a and answer the following questions.1. What are the children skating for?_2. How many people are mentioned in the passage?_3. Where does the skating marathon take place? _4. How long has it been going on? _5. Who was the first one to start? _6. How long has he been skating? _7. How long did Lichen been skating? _*Interview your classmates. Ask them what sports they play and fill in the chart.NameSportWhen startedHow longYe LanTennis11 years oldThree and a half yearsE.g. Ye Lan likes tennis. He started it when he was eleven. He has been playing it for three and a half years. _Step 3 教师引导、学生自我小结：1. several 形容词“几个的、数个的”“a few/some”修饰或代替可数名词复数。e.g. There were several hundred people there. 那有好几百人。我们中的几个人溜冰一整个上午。_ of us _ _ _ for the whole morning.2.如何使用whole与allWhole是形容词，意味“全部的”，修饰名词时，前一般有数量词或定冠词；既有定冠词又有数量词时，whole常位于定冠词后数量词前。 E.g. 三整天 three _ days = the _ three days*whole与一般形容词一样，将冠词、物主代词放在其前面，而all须把限定词放在其后。_ my life = my _ life The _ school = _ the school所有的钱 all the money， 不能说the whole money.*whole一般不能修饰不可数名词或物质名词，而all也可以。其结构为： all the/ones + 不可数名词 数词 + whole + 可数名词复数翻译下列短语：1. 所有他的光碟 _ _ _2. 整个下午 _ _ _3. 所有的钱 _ _ _4. 整个家庭 _ _ _5. 整整五个小时 _ _ _ _ _ _ _3. every 和 each的用法e.g. For every hour they skate, each student raises ten yuan for charity. 他们每滑一个小时，每个学生可为慈善机构募捐十元钱。句中every和each都有“每一个”之意，但every指三者或三者以上的每一个，着重于整体，含有包括全体的意思。every只用作形容词，作定语修饰名词，不能用作代词，没有every of这种形式；each指两个或两个以上中的每一个，着重于个体，既可作形容词，也可作代词。every和each在句中作主语时，谓语动词用单数形式。Step 4 课堂练习1. 他们来北京两年了。 They _ _ _ Beijing for two years.2. 自我出生以来我就住在这儿。 I _ _ here since I _ born.3. 每位学生为慈善机构捐了10元。 Every student _ ten yuan _ _.4. 她已打网球两年半了。 She has been playing tennis for _ _ _ _ _.5. 汤姆自从回家就一直在看电视。 Tom _ _ _ TV since he _ house.Step 5 课后练习（ ）1. You can see nice flowers on _ side of the road. A. both B. every C. each D. all（ ）2. She has been alone _ her husband died. A. since B. for C. from D. when（ ）3. Some famous singer are going to put on a show _ money for those poor children.A. raise B. raising C. raised D. to raise（ ）4. The teacher told us _ story in class. A. a whole of B. the whole C. the whole of D. whole of the（ ）