中考英语第一部分教材重点难点梳理第22节九下unit3_unit4课件牛津深圳版

第二十二节 九年级（下） Unit 3Unit 4 第一部分 教材重点难难点梳理 目录 contents 重难难点梳理 重点单词 重点短语 重点句型 巩固练习练习 语法选择 完形填空 阅读理 解 阅读填空 单词拼写 完 成句子 重难难点梳 理 重点单词单词 重点短语语 重点句型 目录 contents 重难点梳理 Listen attentively Unit 3 一 重点单词 1.担心；忧虑 _ 2.大气层_ 3.温度；气温_ 4.猜测_ 5.环境保护的；赞成环境保护的_ 6.无生命的；无生物生长的_ 7.燃料_ 8.煤_ 9.结果_ 10.（使）增长；增多；增加_ concernatmosphere temperature guess green lifeless fuel result coal increase 重难点梳理 Listen attentively 一 重点单词 11.摧毁；毁灭_ 12.自然界；大自然_ 13.表面；表层_ 14.土壤_ 15.洪水；水灾_ 16.习惯 _ 17.正确的；恰当的_ 18.无害的_ 19.回收利用_ 20.目的；用途_ 21.解决办法；处理手段_ 22.政府_ destroy nature surface soil floodhabit proper friendly recycle purpose solution government 重难点梳理 Listen attentively 一 重点单词 1.地震_ 2.（使）灌满水，淹没_ 3.严重地；厉害地_ 4.活着的；在世的_ 5.水坑；水塘_ 6.物体；物品_ 7.长途汽车_ 8.通过_ 9.电话 路线_ 10.（因为缺点）不运行的；不转动 的_ earthquake flood badly alive poolobject Unit 2 oach pass line dead 重难点梳理 Listen attentively 一 重点单词 11.老板_ 12.聋的_ 13.盯着看；凝视；注视 _ 14.屏幕；荧光屏_ 15.看（听）到；注意到，意识到_ 16.（使）醒来_ 17.立即；马上；即刻_ 18.失踪的_ 19.同类的；同伴的_ boss deaf stare screen notice awake immediately missing fellow 重难点梳理 Listen attentively Unit 3 二 重点短语 1.温室效应_ 2.在危险中_ 3.由于_ 4.导致；造成_ 5.许多；大量_ 6.采取行动_ 7.有作用；有影响_ 8.充当_ 9.海平面_ 10.楷模；行为榜样_ greenhouse effect in danger as a result of result in mountains of take action make a difference act as sea level role model 重难点梳理 Listen attentively 二 重点短语 1.自然灾害_ 2.通过；经过 _ 3.持续；坚持_ 4.闲坐_ 5.不愿为花时间 _ 6.不被理睬_ 7.盯着看_ 8.惊讶地_ 9.暂时 _ 10.救生包_ natural disaster pass by stick with sit around have no time to do fall on deaf ears stare at Unit 4 in surprise for now survival bag 重难点梳理 Listen attentively 三 重点句型 1.This means that we should only buy and use products friendly to the environment.这意味着我 们应该 只购买并且只使用对环境有益的产品。 句型：This/That/It + means/meant+that.， 表示“意味着”。它的否定句式是： This/That/It+doesnt/didnt+mean+that.,表示 “并不意味着”。 翻译：她不在家，但这并不意味着她去上海。 She was not at home，but _ _ _ _ she went to Shanghai. It didnt mean that 重难点梳理 Listen attentively 句型：It 用作形式主语。以上四句分别是：1)it 指 代时间 。 2)it 指代季节。 3)it 指代天气。4)it 指代 距离。 翻译： (1)现在是早上10点。 _ _ 10 oclock in the morning. (2)今天刮风了。 _ _ _ today. (3)去到最近的车站要走10分钟。 _ _ _ _ _ _ the nearest bus stop. It is It is windy It is 10 minutes walk to 重难点梳理 Listen attentively 3.Its important to stick with it.坚持很重要。 句型：我们也能用it作一个句子的形式主语来 替换动词 不定式。这句话可以替换成To stick with it is important. 另外，以下两句也是用it作形式主语： 1)It seemed that they did not want to leave. 似乎他们都不想离开。 2)In surprise，people finally started to notice the flood，but it was too late.最后，人们很吃 惊地注意到洪水，但是太晚了。 重难点梳理 Listen attentively 4.其他好用的常用句型： 1)Jerry uses the same amount of electricity as his neighbour does.杰瑞的用电量和他的 邻居一样。 2)Everyone hopes that there will never be another ice storm like the one in 1998.每个人 都希望不会再有像1998年那样的冰暴。 重难点梳理 Listen attentively 4.In order to raise money for children in need,we are going to.为了给需要帮助的 孩子筹得善款，我们打算 句型:in order to.,表达“目的在于， 为了”， 后面接动词原形。相当于“to do”。可以与 so that句型替换。 巩固练习 Listen attentively 一、语法选择 Taking away a citys rubbish _1_ a big job.Every day tracks come into a city _2_ it.Most rubbish is made up of things we _3_ eat or use.If we kept these things we would soon have a mountain of rubbish. In some cities the rubbish is collected and taken outside of city to a dump.Often the city dump _4_ where the ground is low or there _5_ a big hole.The kitchen rubbish is broken into small _6_ and sent into the sewage(排污) system.The sewage system takes away the _7_ water from toilets， bathtubs and other places. 巩固练习 Listen attentively To keep _8_ and flies away，some earth is used to cover the newly dumped rubbish.Later，grass may be planted on the rubbish-filled land.Finally，a house _9_ a school may be built there，and then youd never know that this had once been _10_ old rubbish dump. In _11_ cities the rubbish is burnt in special places. The fire burns everything but the metal.Sometimes the metal can be used again in factories _12_ things are made of metal.The food parts of rubbish are put in special piles where they slowly change _13_ something called humus，which looks like black earth._14_ is rich with the kinds of things that feed plants and help make them _15_. 巩固练习 Listen attentively ( ) 1.A.is B.are C.has D.have ( ) 2.A.collect B.collecting C.collected D.to collect ( ) 3.A.wont B.cant C.may not D.mustnt ( ) 4.A.places B.placed C.is placed D.has placed ( ) 5.A.is B.are C.has D.have ( ) 6.A.piece B.pieces C.pieces D.pieces ( ) 7.A.use B.using C.used D.uses A D B C A B C 巩固练习 Listen attentively ( ) 8.A.mouse B.mouses C.mice D.mices ( ) 9.A.and B.or C.but D.with ( ) 10.a B.an C.the D./ ( ) 11.A.other B.the other C.another D.the others ( ) 12.A.which B.that C.when D.where ( ) 13.A.to B.for C.in D.into ( ) 14.A.It B.One C.This D.That ( ) 15.A.growing B.to grow C.grew D.grow C B B A D D A D 巩固练习 Listen attentively 二、完形填空 Dangerous Storms Hurricanes and typhoons are big storms.They can be up to 600 miles across and have strong _1_ at speeds up to 300 kph.The storms can _2_ for over a week.When they come onto land，the heavy rain， strong winds and large waves can damage buildings， trees and cars.Storms can also cause injury and death. If a hurricane or typhoon is likely in your area，you should: Listen to the radio or TV for _3_. Make your house safe by closing your doors and windows. 巩固练习 Listen attentively _4_ you have enough water for drinking and cleaning; fill your bath with water to use. Leave your home under the following conditions: If you are told to leave by the authoritiesbe sure to follow their _5_. If you are in a high building. If you live near the sea or a river. If you feel you are _6_. If you cant _7_，follow the following advice: Stay indoors during the hurricane and _8_ windows and glass doors. 巩固练习 Listen attentively Close all inside doors and _9_ doors. If the storm dies down，do not go outside; it could be the _10_ of the strong winds and the winds will pick up again. Stay in a room on the ground floor. Lie on the floor under a table. ( ) 1.A.storms B.winds C.waves D.sounds ( ) 2.A.last B.stay C.run D.live ( ) 3.A.advice B.music C.information D.material B A C 巩固练习 Listen attentively ( ) 4.A.Make up B.Make out C.Make of D.Make sure ( ) 5.A.instructions B.situations C.intentions D.attentions ( ) 6.A.in need B.in time C.in line D.in danger ( ) 7.A.get up B.get out C.get on D.get in ( ) 8.A.keep away from B.keep up with C.look out of D.look down upon ( ) 9.A.front B.back C.middle D.outside ( ) 10.A.eye B.heart C.secret D.danger D A D B D A A 巩固练习 Listen attentively 三、阅读理解 Smog(雾霾) is a big problem in many Chinese cities.But it seems that besides wearing a mask，few of us know what has caused the smog and what to do to beat it.Chai Jing，a former news hostess with China Central Television，discussed the questions in her documentary Under the Dome(穹顶之下). The 103-minute film was published on major Chinese video-sharing websites on Feb 28.In the film，Chai visits polluted places and talks to officials and scientists.She comes to the conclusion that burning too much coal and oil are the main causes of PM 2.5 and smog. 巩固练习 Listen attentively To make things worse，according to Chai，the coal and oil we are burning is of poor quality and dont meet the standards for environmental protection.Therefore,they have produced more harmful gas and particles(颗粒) to pollute the air. To solve the problem，Chai suggests that we should clean our coal and oil or replace(替代) them with cleaner energy such as natural gas.In her film ，Chai also pointed out that ordinary people can do something to help control smog too.For example， we live a greener life by using more public traffic.Or if we see things that could harm the environment， 巩固练习 Listen attentively we can try to stop it.In one scene from the film， Chai sees a dirt mound(土堆) in a building site exposed(暴露) in the air，and asks the person in charge to cover it.When she sees a restaurant cooking without any suitable filter facilities(过滤设备 )，she calls the hotline 12369.The restaurant installed the filter a week later. Chen Jining，the new minister of environmental protection，praised Chai.“This film encourages ordinary people to care about the environment.This is what we need in the future.” 巩固练习 Listen attentively ( ) 1.What do most of people do to deal with the smog? A.Wear a mask. B.Think of ways to beat it. C.Find out what has caused it. D.Take a documentary. ( ) 2.What is the main cause of smog according to Chai? A.Setting off too many fireworks. B.Burning too much coal and oil. C.Too many cars in big cities. D.Too many factories and companies. A B 巩固练习 Listen attentively ( ) 3.Which of the following is NOT Chais suggestions towards reducing smog? A.Using cleaner energy. B.Cleaning coal and oil. C.Using natural gas. D.Replacing coal with wind energy. ( ) 4.Whats the meaning of the underlined word “installed”? A.washed B.sold C.set up D.fixed up D C 巩固练习 Listen attentively ( ) 5.Whats Chen Jinings attitude towards Chais film? A.He didnt watch it. B.He thought highly of it. C.He didnt agree with it. D.He criticized it. B 巩固练习 Listen attentively 四、阅读填空 Zhalong is a nature reserve(自然保护区) in Heilongjiang in northeast China.It is one of the worlds most important wetlands.It is a good home for different kinds of plants，fish and birds. Many birds live comfortably in Zhalong Nature Reserve all year round.1._ There are many fish in the wetlands，and the birds can easily catch them for food. B 巩固练习 Listen attentively Some people want to change the wetlands to make more space for farms and buildings.2._ More and more birds are in danger because they do not have enough living space.Many of them died.We should do something to protect birds now. This year members of our Bird Watching Club are going to study the different kinds of birds in Zhalong and the changes in their numbers.3._ E D 巩固练习 Listen attentively We do a bird count once a year.We are now inviting secondary school students to help.4._ Many people do not understand the importance of the wetlands， and some people dont know how to protect the birds.5._ Then they will actively(积 极地) take action to protect wildlife. A C 巩固练习 Listen attentively A.We need more people to help us count and do something to help the birds. B.Some birds only stay for a short time. C.We hope this information will help them understand better. D.The study begins next month. E.This means that there will be less and less space for wildlife. 巩固练习 Listen attentively 五、单词拼写 1.The population has i_ from 1,000,000 to 3,000,000. 2.Although the bridge was made of stone,it was badly damaged by the f_. 3.I am sorry to hear that Jims father is d_.He cant hear anything any more. 4.My grandparents have a h_ of going for a walk after dinner. 5.The earthquak