Unit12 Life is full of the unexpected SectionA Grammar课件 -2025-2026学年人教版（2012）英语九年级全一册

该初中英语课件聚焦九年级全一册Unit 12核心语法点过去完成时，通过视频故事导入，以“讲述很久以前的故事用什么时态”引导复习一般过去时，搭建“一般过去时→过去完成时”的学习支架，衔接前后知识脉络。 其亮点在于结合学生生活情境（如上学迟到、电影开始）设计分层练习，通过by the time/before造句等活动，培养语言能力（时态理解与表达）和思维品质（动作顺序逻辑分析）。采用情境导入与对比练习，学生能主动建构知识提升运用能力，教师可借助清晰结构提高教学效率。

Unit 12 Life is full of the unexpected. 九年级全一册 人教版 Learning Goals Warming Up Grammar Summary Exercises 1 1 2 3 4 5 Revision Mary had a terrible morning yesterday. She ________.When she________, her brother_________________ in the shower. By the time she ___________,the bus ______________. So she had to_____________. Oh ,dear. When she____________, she realized she_______________________________. overslept got up had already gotten got outside had already left run all the way got to school had left her backpack at home 3 Grammar 过去完成时 4 通过本课的学习，学生能够： ①了解过去完成时态（初中课标未作要求），复习一般过去时态。 ②运用各时态描述自己生活中发生的事情。 Learning Goals Warming Up Let’s first enjoy a video. What is the song about? What tense will we use when telling a story happened long ago? It tells a story about a princess asleep. Past tense. Grammar 过去完成时 构 成 had + 动词的过去分词 概 念 表示在过去的某一时间或动作之前已经发生或完成了的动作。即：过去的过去。 时 间 表示动作发生在过去的过去 7 Grammar 过去完成时一般与before, after, when，by the time, till/ until 等引导的时间从句连用，从句用一般过去时。 例如：1. 她到家之前她的孩子已经睡着了。 When she got home her children ____________(sleep). 2. 在他们到达之前电影已经开始了。 Before they arrived here the film ______ already _______ (start). 3. 她出去之前公共汽车就已经离开了。 By the time she got outside, the bus__________________. had slept had started had already left 8 When I got to school, I realized that I had left my backpack at home. By the time I got back 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. 默读 “语法聚焦” 表格中的例句，找出例句中运用的不同时态。 Presentation 一般过去时 过去完成时 过去将来时 过去进行时 Grammar 在told, said, knew, heard, thought等动词引导的宾语从句中，一般用过去完成时。 例如：1. 他说他以前见过你。 He said that he ____________(see) you before. 2. Tom说他借了这本书两周了。 Tom said he _________the book for 2 weeks. 3. 他告诉我说他们队已经赢了。 He told me that his team _______already _______ (win). 4. 她说她仍没去过长城。 She said that she _______________( be to) the Great Wall yet. had seen had kept had won hadn’t been to 10 ( )3.I _______ 900 English words by the time I was ten. A. learned B. was learning C. had learned D. have learned ( )4. She said she _______ the head teacher already. A. has seen B. saw C. will see D. had seen C D ( )5.She had written a number of books _____ the end of last year. A. for B. in C. by D. at C ( )6. The talk show _______ when Tim turned on the TV. A. had finished B. finished C. finishes D. has finished A ( )7. She _______ in China for ten years before she went to Thailand. A. has lived B. had lived C. will live D. lives B e.g.他说他以前见过你。 He said that he _________ (see) you before. e.g.By the time the teacher came, we ______ cleaning the classroom. A. finished B. have finished C. had finished had seen C 13 1. Tim went into the bathroom. Mary got up. ____________________________________ ____________________________________ 2. The coffee became cold. I put cream (n. 奶油) in the coffee.` __________________________________ __________________________________ Before I put cream in the coffee, the coffee had become cold. Make sentences using by the time or before. By the time Mary got up,Tim had already gone into the bathroom. 3. The teacher collected the math homework. I got to school. ________________________________________ ________________________________________ 4. I completed the work for my boss. The workday (n. 工作日) ended. ________________________________________ ________________________________________ By the time I got to school, the teacher had collected the math homework. I had completed the work for my boss before the workday ended. 2）从过去的某一时刻开始，一直持续到过去另一时间的动作或状态 标志词：常与for 、since 构成的时间状语连用 e.g. I had studied English for three years before coming to this school. 在来这所学校之前，我已经学习英语三年了。 When I got there the bus ____________(go). By the time I got to class, the teacher __________(start) teaching. 3. We ___________(learn) over 1000 words by the end of last term. 4. I _____________(clean) the room before he arrived here. had gone had started had learnt had cleaned Fill in the blanks. 练一练 5.My parents _____ to work by the time I up. A. began; get B. had begun; had got C. had begun; got C 5. The movie started. I arrived at the cinema. __________________________________ __________________________________ 6. My mother finished making the apple pie (n. 苹果派). I got home from my language course. ______________________________________ ______________________________________ ______________________________________ The movie had started before I arrived at the cinema. By the time I got home from my language course, my mother had finished making the apple pie. Administrator () - 1. Tim went into the bathroom.Mary got up. By the time Mary got up, Tim had already gone into the bathroom. 2. The coffee became cold.I put cream in the coffee. __________________________________________________ 3. The teacher collected the math homework. I got to school. __________________________________________________ __________________________________________________ By the time I put cream in the coffee, it had become cold. Before I got to school, the teacher had collected the math homework. 1. By the time I left for school in the morning, ___________________________________________________ 2. By the end of the school day, _________________________________________________ 3. By dinner time, I _____________________________________ I realized that I had left my keys at home. I had already finished my homework. had made the egg soup. Summary 过去完成时 构成 定义 用法 判断 依据 “过去的过去” had+done 1. 从定义出发，即“过去的过去” 2. 在宾语从句的运用 3.含有时间、原因、方式等状语从 句的复合句中运用 4. 根据上下文语境来运用 1. 根据时间标志词 2. 根据情景判断，即过去动作的 先后顺序 3)过去完成时经常用于主句为一般过去时的宾语从句中, 表示从句动作先于主句动作发生, 像在told, said, knew, heard, thought 等动词后的宾语从句中。 e.g.他告诉我说他们队已经赢了。 He told me that his team _________ already _______ (win). e.g.她说她仍没去过长城。 She said that she _____________(not go to) the Great Wall yet. had won hadn’t been to 过去完成时经常用于主句为一般过去时的宾语从句中, 表从句动作先于主句动作发生, 像在told, said, knew, heard, thought 等动词后的宾语从句中。 Tom said that he had worked in that factory since 2013. 汤姆说自从2013 年以来他就在那家工厂工作。 Mary told me that she had failed the exam. 玛丽之前告诉我她考试不及格。 Grammar Exercises 一、单项选择 1. By the time I got to the cinema, the movie _______ for 10 minutes. A. has been on B. had been on C. had stopped D. had begun 2. Robert was very upset that most of his friends _______ when he ______ at the party. A. left; had arrived B. had left; arrived C. left; arrived D. had left; had arrived B B 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. _____________________________________________ _______________________________________________ By the time I arrived at the cinema, the movie had started. By the time I got home from my language course, my mother had finished making the apple pie. Before the workday ended, I had completed the work for my boss. 3. She _______ her keys in her office so she had to wait until her husband ______ home. A. has left; comes B. had left; would come C. had left; came D. left; had come 4. She said she ________ the story already. A. has read B. read C. will read D. had read 5. They ______ 100 hundred trees by last weekend. A. planted B. have planted C. will have planted D. had planted C D D 二、句型转换 1.I had cooked the dinner when my parents came back. (改为否定句) I __________ _________ the dinner when my parents came back. 2.Mary’s brother went into the bathroom and then Mary got up. (改写句子) When Mary _____ ______ , her brother ____ ____ ___ the bathroom. 3.By the time she got up, her mother had gone to work. (对画线部分提问) ______ _____her mother done by the time she got up? hadn’t cooked had been in got up What had Lavf58.28.100 $