人教版初中英语九年级全册U12L2 语法课课件

这是一份人教版初中英语九年级全册U12L2 语法课课件，共41页。
Life is full of the unexpected.Unit 12 Section A 2d & Grammar Focus 4c学习目标通过情景体验，能够体会和感悟过去完成时的意义和功能，能用目标语言by the time和before对过去发生的事情进行描述。通过情景体验，能够合理运用一般过去时和过去完成时、用所给动词的适当形式填空。通过与同伴交流，能够正确地用过去完成时讲述自己过去发生的事情。What did Mummy Pig do before the picnic?What did they do on that day?She prepared a lot of food for the picnic.Let’s watch a video.1. What did they do on that day?2. Put them in the correct order.Let’s think and say.Let’s explore and learn.1. When did Daddy Pig sleep? 2. When did he eat delicious food?3. Which happened earlier? In the past.In the past.He ate delicious food.Daddy Pig had eaten delicious food before he slept.Let’s explore and learn.1. When did Peppa feed the ducks?2. When did Daddy Pig sleep?3. Which happened earlier? In the past. In the past.Daddy Pig slept. By the time Peppa fed the ducks, Daddy Pig had slept.Let’s explore and learn.1. When did Mummy Pig put away the dishes?2. When did Daddy Pig get rid of the bee? 3. Which happened earlier? In the past.In the past. Daddy Pig got rid of the bee.Daddy Pig had gotten rid of the bee before Mommy Pig put away the dishes. Let’s observe.had + 过去分词Daddy Pig had eaten delicious food before he slept.时态共和国居民人口普查表姓名： 过去完成时时态用处： 表示在过去某个时刻前发生的动作外貌特征： had + done特长： 易容Read 2d and underline the sentences in the past perfect tense. Let’s read and think.Let’s observe.把下面的句子改成否定句：Before I got to the bus stop, the bus had already left. _________________________________________Before I got to the bus stop, the bus had not left.Let’s observe.主语 + had + not + 过去分词 (+ 其他).Before I got to the bus stop, the bus hadn’t left.Let’s observe.把下面的句子改成一般疑问句：By the time I got to school, the class had started. ___________________________________________Had the class started by the time you got to school?Let’s observe.Had + 主语 + 过去分词 (+ 其他)?Had the class started by the time you got to school?Let’s observe.When had the class started?Five minutes before I got to school, the class had started. Let’s observe.特殊疑问词 + had + 主语 + 过去分词 (+ 其他)?When had the class started?时态共和国居民人口普查表姓名： 过去完成时2. 常见易容外貌： 否定句： 主语 + had + not + done (+ 其他). 一般疑问句： Had + 主语 + done (+ 其他)? 特殊疑问句： 特殊疑问词 + had + 主语 + done (+ 其他)?3. 小跟班： __________________________________Let’s think.How do we change the verb into the past perfect tense?Let’s enjoy a video and learn more. Let’s check.（点击白色矩形显示）bebecomebringbuyblowbeenbecomebroughtboughtblowndealeatforgetfallleavedealtateforgotfellleft0102030405comecutdo060607was/werebecamebroughtboughtblewdealteatenforgottenfallenleftcamecutdidcomecutdonemakegohavemadegonehadmadewenthad1．Seeing John rush into the room with tears in his eyes, I asked him what _____. A. would happen B. had happened C. happened D. was happened2．Jake _____ his key in the office so he had to wait until his wife _______ home. A. has forgotten, comes B. forgot, come C. had left, came D. had left, would comeLet’s practice.3．Yesterday when I _______ to the station, the train ______ already. A. got, had left B. got, has left C. had got, left D. got, left4．I got to the party late. By the time I arrived, some people ______ home already. A. went B. would go C. had gone D. have goneLet’s practice.5．— What do you think of the young lady? — She is hard-working. She ________ all her effort into her work before she got ill. A. has put B. put C. had put D. would put 6．The fireman________ the burning building three times before the fire was put out. A. is entering                     B. has entered                     C. was entering                     D. had entered. Let’s practice.Let’s practice.The coffee had become cold before I got to school.1. Tim went into the bathroom. Mary got up. By the time Mary got up, Tim had gone into the bathroom.4a 策略：对比两个动作，哪个发生在过去的过去，哪个就用过去完成时。2. The coffee became cold. I got to school. ________________________________________ Let’s practice.3. The teacher collected math homework. I got to school. _____________________________________________ _____________________________________________4a 策略：对比两个动作，哪个发生在过去的过去，哪个就用过去完成时。4. I completed the work for my boss. The workday ended. _______________________________________________ _______________________________________________By the time I got to school, the teacher had collected math homework.I had completed the work for my boss before the workday ended.5. The movie started. I arrived at the cinema. ________________________________________________Let’s practice.4a 6. My mother finished making the apple pie. I got home from my language course.__________________________________________________________________________________________________策略：对比两个动作，哪个发生在过去的过去，哪个就用过去完成时。By the time I arrived at the cinema, the movie had started.My mother had finished making the apple pie before I got home from my language course.Let’s practice.rush out forget arrive at go into show up find out1. 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 __________ of the door to go to my piano lesson.hadshown uphad forgottenhadrushed outLet’s practice.rush out forget arrive at go into show up find out4. 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.arrived athad gone intohad found out语法填空11. We _________ (paint) the house before we _________ (move) in.had paintedmoved2. That rich old man _________ (make) a will before he _________ (die).had madedied语法填空23. They _________ (study) the map of the country before they _________ (leave).had studiedleft语法填空3语法填空4. The robbers _________ (run away) before the policemen _________ (arrive).had run awayarrived45. I _________ (turn off) all the lights before I _________ (go) to bed.had turned offwent语法填空5语法填空66. Paul _________ (go) out with Jane before he _________ (make) a phone call.had gonemade7. Tom _________ (say) he _________ (read) the book twice.saidhad read语法填空78. When I _________ (arrive) at the station, he _________ (leave).arrived had left语法填空8语法填空9. We _________ (learn) about 4,000 English words by the end of last term.had learned/learnt910. She _________ (not go) to Qingdao because she _________ (be) there before.didn’t go had been语法填空10Let’s talk. I got up.My sister went to the library.My father cleaned the house.My grandparents went for a walk.Our family finishedbreakfastMy mother prepared breakfast.Use by the time or when to make sentences.By the time __________, sb had _______________.Sb had __________ before ___________________.When I got up, sb had _______________________.My weekendLet’s self-check.Homework.Read 3a again，underline the verbs and analysis the tense of the verbs.Write your experience with the past perfect tense.Do you know the April Fool’s Day?What funny things did you do?Think about it and share it with your classmates.