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九年级全册Section A评课ppt课件
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英语（人教版）九年级全册EnglishSection A（Grammar focus-4c）Unit 13We’re trying to save the earth! Retell the passage about sharks in 3aWhat's the sharks' problem?Why are they endangered?Some facts and numbers about sharks at presentHow to save the sharksRevision1课堂导入Reason:Comment:Shark fin soup:What people do:Result:Sharks’ situation: Environmental protection groups (Wild Aid & WWF):scientific studies:at the top of food chain, ecosystem, numbers drop, bring danger to...popular, southern Chinacatch, cut off, throw… back into ...without, can no longer swim, slowly diesnot only cruel , but also harmful tobe endangered, although…② numbers, have fallen, 90%, in the last 20 to 30 years.② teach … about …① ask...to...laws to stop…①70 million,are caught, traded, industryNo…, show…, be good for...Read the following sentences and grammar items.2课堂活动Group 1：现在进行时Group 2：used toGroup 3：语态 （被动语态）Group 4：现在完成时 Group 5：情态动词现在进行时: present progressive结构：be (am/is/are) + v.-ing标志词：Look, Listen, now, right now… e.g. Look! The boy is crying.定义：表示说话时(瞬间)正在进行的动作， 也表示目前或现阶段正在进行的动作。 GrammarGroup 1What a fine day today! Look! What are they doing?Some are playing football, some are playing basketball, some are watching them playing, and some are talking…Look and sayused to do sth. 表示过去常常做某事，暗示目前不做了， 后接动词原形。be used to doing sth. 表示习惯于做某事。e.g. I used to get up at six o’clock. Joe is used to drinking a cup of coffee every morning.used to do与be used to doingGroup 21. 她过去常常周末和朋友闲逛。 2. 他习惯于每天晚上睡得很晚。ExerciseShe used to hang out with friends on weekends.He is used to staying up.主动语态和被动语态的区别主动语态表示主语是动作的执行者。被动语态表示主语是动作的承受者，即行为动作的对象。I cleaned my room. → My room was cleaned by me.I saw him cross the road and enter the shop. → He was seen to cross the road and enter the shop.被动语态在含有使役动词 (make, let等) 或感官动词 (see, watch, notice, hear等) 的主动语态的句子中，这些词后常跟省略to的动词不定式，但是改为被动语态时则要把省去的to还原。Group 3被动语态的构成被动语态的构成：be + 过去分词一般现在时被动语态：am/is/are + 过去分词一般过去时被动语态：was/ were + 过去分词一般将来时被动语态：will be/ is going to be + 过去分词情态动词的被动语态：can/could/may/might/should/must + be + 过去分词1. 刚才一些老年人参观了博物馆。2. 工人们使用不同种类的机器工作。The museum was visited by some old people just now. Different kinds of machines are used to work by the workers. Exercises用括号中所给动词的正确形式填空。1. — Do you often clean your classroom? — Yes. Our classroom ________________ (clean) every day.2. — Did you go to Jack’s birthday party? — No, I _______________. (invite)3. A new highway in my hometown (build) next month. is cleaned wasn’t invited will be built现在完成时: Present PerfectGroup 4①概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。②时间状语：already，yet，just，ever，never，before，in the past/last few years等。③构成：助动词have/has＋过去分词。e.g. Have you ever been to Japan?你曾经去过日本吗？ I have just finished my homework.我刚刚完成我的家庭作业。难点：for＋时间段，since＋时间点，表示一段时间，应将短暂性动词转变为延续性动词，表示动作的持续。Complete the following sentences. I __________ (be) in Beijing for two years.2. I ______ never _______ (hear) of that man before.3. Tom ____________ (work) there since two years ago.have beenhaveheard has worked4. The twins _____________ (wash) the clothes for an hour.5. He ___________ (play) basketball since three years ago.6. How long ______ Sally ________ (sing) yet?have washedhas playedhassungExercises1. 情态动词本身有一定的词义，表示说话人的情绪、态度或语气，但不能单独作谓语，只能与其他动词构成谓语。常见的有：can (could), may(might), must, need, shall (should), will (would)等。2. 情态动词无人称和数的变化，后接动词原形。否定式是在情态动词后面加not。个别情态动词有过去式形式，可用来表达更加客气、委婉的语气。 e.g. Ken can climb up the trees like a koala. Tracy could ride a bicycle when she was five years old. You mustn’t play with fire. It is dangerous.情态动词Group 5 1. 我们不能在教室里吃东西。2. 首先你必须完成作业。3. 他现在不可能在家。4. 她一定知道这个问题的答案。You must finish your homework first. He can’t be at home now. She must know the answer to this question.We can’t eat in the classroom.Translate the following Chinese into English. 练一练根据题意选择最适合的情态动词。1. — you pass me a pen? I’d like to write down the phone number. — Sure. Here it is. A. Can B. Need C. Might D. Must2. You worry about me. It’s nothing serious. A. can’t B. mustn’t C. needn’t D. won’tA C 3. —May I go to the cinema, Mom? — Certainly, but you be back by 11 o’clock. A. can B. may C. must D. need4. —Excuse me. Is this the right way to the Summer Palace? — Sorry, I’m not sure. But it be. A. might B. mustn’t C. can’t D. must5. The man in the office be Mr. Black, because he went home just now. A. mustn’t B. may not C. can’t D. needn’tC A C Fill in the blanks with the correct forms of the verbs in brackets.Joe: ______ you ever ________ (take) part in an environmental project? Ken: Yes, I have. I _______ (help) with a Clean-Up Day last year. It was __________ (consider) the biggest clean-up project this city______ ever ________ (have). Joe: How many people ________ (take) part? Havetaken helpedconsideredhadhadtookKen: I ___________ (think) more than 1,000 people ______(come) to help out. Joe: That’s fantastic! I guess everyone in this city is ______ (try) to improve the environment. Ken: Yes, we can’t afford to________ (wait) any longer to take action! thinkcametryingwaitPeople _________ think that big things__________________ be done to save the earth. Many forget that saving the earth begins with small things. For example, you ______________ save electricity by turning off the lights when you leave a room. You _______________ also use reusable bags instead of plastic bags. Fill in the blanks with the appropriate modal verbs from the box. can would could have to should must may/ might may/might should/have to/must can/could/should can/could/should can would could have to should must may/ mightI think it’s a great idea that you now _______ pay for plastic bags in some stores. And instead of driving to school or work, you _______________ ride your bike or walk. If it’s far, you __________ take the bus. All these small things __________ add up and become big things that ______________ improve the environment. Let’s take action now! have to can/could/should can/could can/could would/can/couldMake a list of things that people can do to help the environment and discuss your list with your partner.I think that everyone should use public transportation.I disagree. It’s difficult for parents with young children to use public transportation ...________________________________________________________use public transportation 1. Have you ever taken part in an environmental project? take part in 参加take part in 多指参加会议或集体性的工作或活动，且参加者在其中发挥一定的作用。Li Hong takes part in the school sports meeting every year.Language points 2. Yes, we can’t afford to wait any longer to take action. afford v. 承担得起（后果）；买得起afford作动词，常用在can, could, be able to 等后。afford sth. “买得起某物”；afford to do sth.“负担得起某事”。I can’t afford the new TV.I hope I can afford to buy a big house one day.By the end of the class, we will be able to …3课堂小结Key words & phrases: take part in ,afford, turn off, reusable, pay for, take action, transportation Key sentences: 1.Have you ever taken part in an environmental project? 2. We should help save the sharks.Reviewed different tenses and voices.一、根据提示完成单词1．People especially children are interested in ________(science) knowledge.2．You will be punished if you break the _________(法律)．3．This kind of material is __________( reuse)．Don't throw it.4．What do you think of the _______________(交通运输)in your city?5．Fruit juice can be _________ (harm)to children's teeth.scientific lawreusable transportationharmful 4课堂训练1. —Hurry up! — One moment. I ______ my e-mails and then I’m ready to go.read B. am reading C. was reading D. have read2.My good friend _______ this car for more than ten years.has had B. has bought C. have had D. buys3.With this new lock, you _____ search for keys in your bag any more. Isn’t it cool?A. needn’t B. can’t C. mustn’t D. shouldn’t二、单项选择B A A 4. Hong Kong-Zhuhai-Macao Bridge (港珠澳大桥) ______ in December, 2009 and it opened in October, 2018.build B. was built C. is built5.— Linda, Dad has finished his work and we ________ to the gym to pick you up.— Thank you, Mum.drive B. drove C. have driven D. are driving6.Melting ice (融冰) can cause sea level to rise. Since 1993, sea level ______ at a speed of 3.2 cm every 10 years.A. rose B. has risen C. risesB D B 7.As middle school students, we ______ follow the public rules wherever we go.A. would B. should C. might D. could8.Dirty air and water are harmful. They ______ kill plants, and even people.A. can B. can’t C. should D. shouldn’t9.It’s reported that the medals for the 2020 Olympic Games in Tokyo ______ from 100% recycled material.A. are making B. have madeC. is made D. will be madeB A D 三、根据汉语意思完成句子1．我的家乡的天空过去常常是蓝色的。 The sky in my hometown ______ ______ _____ blue.2．我们应该多选择乘坐公共交通工具出行。 We should ______ ______ take public transportation more to go outside.3．我们很高兴看到我们的城市在过去的几年里变得越来越美丽。 We are happy to see our city ________ ________ more and more beautiful in the ________ ________ ________ ．used tobechoose tohas becomepast few years4．我们正在考虑怎么好好利用这些书。 We are thinking about how these books can be ____ ____ ____ ____.5．旧的楼房已经被拆除了。 The old buildings ______ ______ _____ _____.have been pulledput to good use down
英语（人教版）九年级全册EnglishSection A（Grammar focus-4c）Unit 13We’re trying to save the earth! Retell the passage about sharks in 3aWhat's the sharks' problem?Why are they endangered?Some facts and numbers about sharks at presentHow to save the sharksRevision1课堂导入Reason:Comment:Shark fin soup:What people do:Result:Sharks’ situation: Environmental protection groups (Wild Aid & WWF):scientific studies:at the top of food chain, ecosystem, numbers drop, bring danger to...popular, southern Chinacatch, cut off, throw… back into ...without, can no longer swim, slowly diesnot only cruel , but also harmful tobe endangered, although…② numbers, have fallen, 90%, in the last 20 to 30 years.② teach … about …① ask...to...laws to stop…①70 million,are caught, traded, industryNo…, show…, be good for...Read the following sentences and grammar items.2课堂活动Group 1：现在进行时Group 2：used toGroup 3：语态 （被动语态）Group 4：现在完成时 Group 5：情态动词现在进行时: present progressive结构：be (am/is/are) + v.-ing标志词：Look, Listen, now, right now… e.g. Look! The boy is crying.定义：表示说话时(瞬间)正在进行的动作， 也表示目前或现阶段正在进行的动作。 GrammarGroup 1What a fine day today! Look! What are they doing?Some are playing football, some are playing basketball, some are watching them playing, and some are talking…Look and sayused to do sth. 表示过去常常做某事，暗示目前不做了， 后接动词原形。be used to doing sth. 表示习惯于做某事。e.g. I used to get up at six o’clock. Joe is used to drinking a cup of coffee every morning.used to do与be used to doingGroup 21. 她过去常常周末和朋友闲逛。 2. 他习惯于每天晚上睡得很晚。ExerciseShe used to hang out with friends on weekends.He is used to staying up.主动语态和被动语态的区别主动语态表示主语是动作的执行者。被动语态表示主语是动作的承受者，即行为动作的对象。I cleaned my room. → My room was cleaned by me.I saw him cross the road and enter the shop. → He was seen to cross the road and enter the shop.被动语态在含有使役动词 (make, let等) 或感官动词 (see, watch, notice, hear等) 的主动语态的句子中，这些词后常跟省略to的动词不定式，但是改为被动语态时则要把省去的to还原。Group 3被动语态的构成被动语态的构成：be + 过去分词一般现在时被动语态：am/is/are + 过去分词一般过去时被动语态：was/ were + 过去分词一般将来时被动语态：will be/ is going to be + 过去分词情态动词的被动语态：can/could/may/might/should/must + be + 过去分词1. 刚才一些老年人参观了博物馆。2. 工人们使用不同种类的机器工作。The museum was visited by some old people just now. Different kinds of machines are used to work by the workers. Exercises用括号中所给动词的正确形式填空。1. — Do you often clean your classroom? — Yes. Our classroom ________________ (clean) every day.2. — Did you go to Jack’s birthday party? — No, I _______________. (invite)3. A new highway in my hometown (build) next month. is cleaned wasn’t invited will be built现在完成时: Present PerfectGroup 4①概念：过去发生或已经完成的动作对现在造成的影响或结果，或从过去已经开始，持续到现在的动作或状态。②时间状语：already，yet，just，ever，never，before，in the past/last few years等。③构成：助动词have/has＋过去分词。e.g. Have you ever been to Japan?你曾经去过日本吗？ I have just finished my homework.我刚刚完成我的家庭作业。难点：for＋时间段，since＋时间点，表示一段时间，应将短暂性动词转变为延续性动词，表示动作的持续。Complete the following sentences. I __________ (be) in Beijing for two years.2. I ______ never _______ (hear) of that man before.3. Tom ____________ (work) there since two years ago.have beenhaveheard has worked4. The twins _____________ (wash) the clothes for an hour.5. He ___________ (play) basketball since three years ago.6. How long ______ Sally ________ (sing) yet?have washedhas playedhassungExercises1. 情态动词本身有一定的词义，表示说话人的情绪、态度或语气，但不能单独作谓语，只能与其他动词构成谓语。常见的有：can (could), may(might), must, need, shall (should), will (would)等。2. 情态动词无人称和数的变化，后接动词原形。否定式是在情态动词后面加not。个别情态动词有过去式形式，可用来表达更加客气、委婉的语气。 e.g. Ken can climb up the trees like a koala. Tracy could ride a bicycle when she was five years old. You mustn’t play with fire. It is dangerous.情态动词Group 5 1. 我们不能在教室里吃东西。2. 首先你必须完成作业。3. 他现在不可能在家。4. 她一定知道这个问题的答案。You must finish your homework first. He can’t be at home now. She must know the answer to this question.We can’t eat in the classroom.Translate the following Chinese into English. 练一练根据题意选择最适合的情态动词。1. — you pass me a pen? I’d like to write down the phone number. — Sure. Here it is. A. Can B. Need C. Might D. Must2. You worry about me. It’s nothing serious. A. can’t B. mustn’t C. needn’t D. won’tA C 3. —May I go to the cinema, Mom? — Certainly, but you be back by 11 o’clock. A. can B. may C. must D. need4. —Excuse me. Is this the right way to the Summer Palace? — Sorry, I’m not sure. But it be. A. might B. mustn’t C. can’t D. must5. The man in the office be Mr. Black, because he went home just now. A. mustn’t B. may not C. can’t D. needn’tC A C Fill in the blanks with the correct forms of the verbs in brackets.Joe: ______ you ever ________ (take) part in an environmental project? Ken: Yes, I have. I _______ (help) with a Clean-Up Day last year. It was __________ (consider) the biggest clean-up project this city______ ever ________ (have). Joe: How many people ________ (take) part? Havetaken helpedconsideredhadhadtookKen: I ___________ (think) more than 1,000 people ______(come) to help out. Joe: That’s fantastic! I guess everyone in this city is ______ (try) to improve the environment. Ken: Yes, we can’t afford to________ (wait) any longer to take action! thinkcametryingwaitPeople _________ think that big things__________________ be done to save the earth. Many forget that saving the earth begins with small things. For example, you ______________ save electricity by turning off the lights when you leave a room. You _______________ also use reusable bags instead of plastic bags. Fill in the blanks with the appropriate modal verbs from the box. can would could have to should must may/ might may/might should/have to/must can/could/should can/could/should can would could have to should must may/ mightI think it’s a great idea that you now _______ pay for plastic bags in some stores. And instead of driving to school or work, you _______________ ride your bike or walk. If it’s far, you __________ take the bus. All these small things __________ add up and become big things that ______________ improve the environment. Let’s take action now! have to can/could/should can/could can/could would/can/couldMake a list of things that people can do to help the environment and discuss your list with your partner.I think that everyone should use public transportation.I disagree. It’s difficult for parents with young children to use public transportation ...________________________________________________________use public transportation 1. Have you ever taken part in an environmental project? take part in 参加take part in 多指参加会议或集体性的工作或活动，且参加者在其中发挥一定的作用。Li Hong takes part in the school sports meeting every year.Language points 2. Yes, we can’t afford to wait any longer to take action. afford v. 承担得起（后果）；买得起afford作动词，常用在can, could, be able to 等后。afford sth. “买得起某物”；afford to do sth.“负担得起某事”。I can’t afford the new TV.I hope I can afford to buy a big house one day.By the end of the class, we will be able to …3课堂小结Key words & phrases: take part in ,afford, turn off, reusable, pay for, take action, transportation Key sentences: 1.Have you ever taken part in an environmental project? 2. We should help save the sharks.Reviewed different tenses and voices.一、根据提示完成单词1．People especially children are interested in ________(science) knowledge.2．You will be punished if you break the _________(法律)．3．This kind of material is __________( reuse)．Don't throw it.4．What do you think of the _______________(交通运输)in your city?5．Fruit juice can be _________ (harm)to children's teeth.scientific lawreusable transportationharmful 4课堂训练1. —Hurry up! — One moment. I ______ my e-mails and then I’m ready to go.read B. am reading C. was reading D. have read2.My good friend _______ this car for more than ten years.has had B. has bought C. have had D. buys3.With this new lock, you _____ search for keys in your bag any more. Isn’t it cool?A. needn’t B. can’t C. mustn’t D. shouldn’t二、单项选择B A A 4. Hong Kong-Zhuhai-Macao Bridge (港珠澳大桥) ______ in December, 2009 and it opened in October, 2018.build B. was built C. is built5.— Linda, Dad has finished his work and we ________ to the gym to pick you up.— Thank you, Mum.drive B. drove C. have driven D. are driving6.Melting ice (融冰) can cause sea level to rise. Since 1993, sea level ______ at a speed of 3.2 cm every 10 years.A. rose B. has risen C. risesB D B 7.As middle school students, we ______ follow the public rules wherever we go.A. would B. should C. might D. could8.Dirty air and water are harmful. They ______ kill plants, and even people.A. can B. can’t C. should D. shouldn’t9.It’s reported that the medals for the 2020 Olympic Games in Tokyo ______ from 100% recycled material.A. are making B. have madeC. is made D. will be madeB A D 三、根据汉语意思完成句子1．我的家乡的天空过去常常是蓝色的。 The sky in my hometown ______ ______ _____ blue.2．我们应该多选择乘坐公共交通工具出行。 We should ______ ______ take public transportation more to go outside.3．我们很高兴看到我们的城市在过去的几年里变得越来越美丽。 We are happy to see our city ________ ________ more and more beautiful in the ________ ________ ________ ．used tobechoose tohas becomepast few years4．我们正在考虑怎么好好利用这些书。 We are thinking about how these books can be ____ ____ ____ ____.5．旧的楼房已经被拆除了。 The old buildings ______ ______ _____ _____.have been pulledput to good use down
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