1、肥乡区常耳寨中学 2017-2018 学年第一学期九年级英语备课组备课教师 吴静瑞 使用教师 授课时间2017 年 11 月 日 课时 3 课题Unit12 Life is full of the unexpected.Section A (Grammar Focus-4c) 课型 讲授课 教学目标1. 能听、说、读、写下列新词汇：cream, workday, pie, bean, market2. 能正确使用下列常用表达：Show up, by the end of , finish doing, become + adj., come back from 3. 能掌握并熟练用语法要点中的
2、句型：1) When I got to school, I realized that I had left my backpack at home.2) By the time I got back to school, the bell had rung.4.能运用所掌握的词汇句型和语法进行交流。5.能比较流利地讲述自己曾经烦人特别的一天，养成积极看待事物的积极心态。重点 总结过去完成时的不同句型。难点 学会用过去完成时叙述自己经历的特别的一天。教学用具 ppt 教学环节 说 明 二次备课复习Step1.Revision以小组对话的形式复习巩固上节课所学重要句型，同时为本课学习Gramma
3、r Focus 夯实基础。新课导入Step2. Lead-in呈现图片和本单元的重要句型，学生根据图片练习对话，观察这些句子的结构，总结本单元的语法要点。1) When I got to school, I realized that I had left my backpack at home.来源:学优高考网2) By the time I got back to school, the bell had rung.3) Before I got to the bus stop, the bus had already left .课 程 讲 授来源:gkstk.ComStep3.Pres
4、entation1. 总结过去完成时的用法（1）构成：由助动词 had（用于各种人称和数）+过去分词” 构成否定式：had not+过去分词（2）用法：过去完成时表示在过去某一时间或动作之前已经发生或完成了的动作或状态。（3）它所表示的动作发生的时间是“过去的过去”，表示过去某一时间可用 by ，before 等短语来表示，也可用 when，before 等引导的时间状语从句来表示。例如: By the time I came in, Tom had written his name on the blackboard. 当我进来时，汤姆已经把他的名字写在黑板上了。When I got the
5、re, you had already eaten your meal. 当我到达那里时，你已经开始吃了。来源:学优高考网Before I go to the bus stop, the bus had already left.在我到达公交车站前，公交车已经离开了。2.针对训练1）当我进来时，他已经写完作业了。When I came in he _(finish) his homework.2）直到去年，她已经学了五年的钢琴了。By the time of last year, she _ (learn) the piano for five years.3、Grammar FocusAsk
6、 students to read the sentences, and understand the meanings of them. Pay attention to the expressions “ by the time, before and when”. 由 by the time, before，when 等引导时间状语从句时，主句常用过去完成时表示动作发生在过去的过去。根据汉语完成句子1)当我到达学校的时候，我才意识到我把书包忘在家里了。_ I got to school, I realized that I _ _ my backpack at home. 2)到我返回学
7、校的时候，铃声已经响过了。_ _ _ I got back to school, the bell _ _.3）我到达公共汽车站之前， 汽车已经离开了。Before I _ _ the bus stop, the bus _ _ _.Step4.Exercise1.Activity 4a1)Ask students to make sentences using by the time or before on their own.来源:gkstk.Com2)Ask five students to write their sentences on the blackboard.3)Check
8、 their sentences together in class.2Activity 4b1) Let students read the words or phrases in the box and try to understand the meanings of them. Before starting, have them know the right forms of the verbs.2) Fill in the blanks with the correct forms of the words in the box. Before filling in the bla
9、nks, let students go through the six sentences to understand the meanings.3) Check the answers together.Give students some time to read the six sentences over and over again.3.Group work: Activity 4c Let students think about his/her day yesterday. Use the sentences in 4c to say three more statements
10、 about his/her day yesterday.小结 归盘点语法要点。作业布置Review the new words and expressions youve learned today.来源:gkstk.Com板书设计Unit12 Life is full of the unexpected. Section A (Grammar focus- 4c)When, by the time, before + 从句（一般过去时），主句（过去完成时）1. When I got to, I realized had left.2. By the time I got back to, the bell had rung.3. Before I got to, the bus had already left.课后反思
