Unit12 Life is full of the unexpected SectionA Grammar Focus-4c教案 2023-2024学年人教版英语九年级全一册

人教新目标英语九年级下册第12单元教案 第（ 3 ）课时 课题 Unit 12　Life is full of the unexpected. 课时 第三课时　 Section A(Grammar Focus­4c) 课型 语法课 主备人 授课人 教学 目标 1．重点单词：cream，workday，pie，bean，market 2．重点短语：rush out，show up，find out，by the end of 3．重点句式：As I was waiting in line with the other office workers，I heard a loud sound. 教学重点 过去完成时态 教学难点 过去完成时态 教 法 任务型教学 中考考点 过去完成时态 教学过程 师 生 活 动 个性化设计 前置 学习 一、预习课本P92新单词并背诵，完成下面的汉译英。 1．奶油 2．工作日 3．果馅派 4．豆荚 二、认真预习Grammar Focus－4c找出下列短语和句型。 1．冲出去 2．露面 3．发现 4．在(某时间点)以前 5．当我正在和其他的工作人员排队等候的时候，我听到了一声巨响。 合作 探究 Step 1　情景导入 Teacher：We have learned how to narrate past things.Now please say out the story Mary's Bad Morning with your partner. Step 2　完成教材Grammar Focus的任务 When I got to school, I realized that I had left my backpack at home. By the time I got to school, the bell had rung. Before I got to the bus stop, the bus had already left. I was about to go up to my office when I decided to get a coffee first. As I was waiting in line with the other office workers, I heard a loud sound. 过去完成时 一、概念 过去完成时表示一个动作或状态在过去某一时间或动作之前已经完成或结束，也可能是早已完成或结束，即“过去的过去”；也可以指过去的动作延续到过去的某个时刻。 二、结构 “had +动词的过去分词” 三、用法 1. 表示过去某一时间或动作之前已经发生或完成的动作或存在的状态。句中常用by, before, when, until等词引导时间状语。它是以过去某一时间为起点，所以过去完成 时是一个相对的时态，表示的是“过去的过去”。只有和过去某时间或某动作相比较时才能用到它。 例: Most of the guests had left when he arrived at the party. 当他到达晚会时，他发现大多数客人已经离开了。 2. 过去完成时还可表示过去某一时刻之前发生 的动作或状态持续到过去某个时间或持续下去， 常与for, since等词连用。 例： When Jack arrived, Mary had been away for almost an hour. 当杰克到时，玛丽已经离开快一个小时了。 【实战演练】 用所给词的适当形式填空。  1. When I got there the bus _________ (go).  2. By the time I got to class, the teacher_____(start) teaching.   3. We _____ (learn) over 1,000 words by the end of last term. 4. I _____ (clean) the room before he arrived here.  Step 3　完成教材4a－4c的任务 4a Make sentences using by the time or before. 1. Tim went into the bathroom. Mary got up. ________________________________________________ 2. The coffee became cold. I put cream in the coffee. ________________________________________________ 3.The teacher collected the math homework. I got to school. ________________________________________ 4.I completed the work for my boss. The workday ended. ________________________________________ 5.The movie started. I arrived at the cinema. _______________________________________ 6.My mother finished making the apple pie. I got home from my language course. _______________________________________ _______________________________________ 4b Fill in the blanks with the correct forms of the words in the box. rush out forget arrive at go into show up find out 1.By the time I arrived at the party, everyone else______ already _________ . 2.When he put the noodles into a bowl, he realized he ______to add the green beans. 3.By the time my mother came back from the market, I already ________ the door to go for my piano lesson. 4. Before she got to the airport, she______ about the earthquake. 5. When she ______ the movie theater, she remembered she had forgotten to feed her dog. 6. Before she got a chance to say goodbye, he ____________ the building. 4c Write two true statements and one false statement about your day yesterday. Then ask your classmates to guess the false statement. 1.By the time I left for school in the morning, _______________________________________ 2.By the end of the school day, ______________________________________ 3. By dinner time, I ___________________________ Step 4　Exercises 翻译下列句子。 1. 当他到达学校的时候，老师已经开始 上课了。 _________________________________ 2. 当我出来的时候，我爸爸已经离开家了。 _________________________________ 3. 在我拿书包以前我把门锁上了。 _________________________________ 4. 在她做完作业之前我妈妈已经回来 了。 _________________________________ Step 5　Homework 1. 复习Grammar Focus 中的内容。 Try to make sentences with before, by the time and be doing … when, and make use of the past perfect tense. 2. 写作： 描述一次难忘的经历。 成果 展评 (C)1.When I got home，my mother had finished _____the dinner. A．make　　　　　　　　B．to make C．making D．made (B)2.It' s nearly ten o'clock now，but they don't ________. A．take off B．show up C．go off D．rush out (C)3._____the time I got to the bus stop，the bus had already left. A．On B．With C．By D．At (B)4.As the last train _____，we had to stay here for the night. A．left B．had left C．was leaving D．leaves (C)5.He said that he ________ the League for two years. A．had joined B．has been in C．had been in D．joined (D)6.By the end of last year we ______each other for ten years. A．have known B．knew C．were knowing D．had known 板书 设计 1．重点单词：cream，workday，pie，bean，market 2．重点短语：rush out，show up，find out，by the end of 3．重点句式：As I was waiting in line with the other office workers，I heard a loud sound. 教后 小记 下节 前置 作业 一、预习课本P93新单词并背诵，完成下面的汉译英。 1．傻瓜 2．服装 3．害羞的 二、认真预习1a－1e找出下列短语和句型。 1．化妆舞会 2. 愚人节那天戴夫怎么啦？ ( 1 ) 学科网（北京）股份有限公司 学科网（北京）股份有限公司 $$