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第 二 十 二 节九 年 级 （ 下 ）Unit 3Unit 4第一部分 教材重点难点梳理 目录contents重难点梳理重 点 单 词 重 点 短 语 重 点 句 型巩固练习语 法 选 择 完 形 填 空 阅 读理 解 阅 读 填 空 单 词 拼 写 完 成 句 子 重难点梳理重点单词重点短语重点句型目录contents 重难点梳理Listen attentivelyUnit 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_concern atmospheretemperature guess greenlifelessfuelresult 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 soilflood habitproperfriendly recyclepurposesolutiongovernment 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 floodbadly alivepool objectUnit 2 oach passline 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_bossdeaf stare screen noticeawakeimmediatelymissing fellow 重难点梳理Listen attentivelyUnit 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 effectin danger as a result ofresult in mountains oftake actionmake a differenceact assea 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 disasterpass bystick withsit around have no time to dofall on deaf earsstare atUnit 4 in surprisefor nowsurvival 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 isIt is windyIt is 10 minutes walk to 重难点梳理Listen attentively3.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 attentively4.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 attentively4.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 attentivelyTo 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.usesADBCABC 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.growCBBADDAD 巩固练习Listen attentively二、完形填空Dangerous StormsHurricanes 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 attentivelyClose 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.materialBAC 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.dangerDADBDAA 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 attentivelyTo 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 attentivelywe 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.AB 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 upDC 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 attentivelySome 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._ ED 巩固练习Listen attentivelyWe 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 attentivelyA.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 earthquake d_ the whole city in one night. ncreasedloodeaf abit estroyed 巩固练习Listen attentively6.He begged the b_ to give him the job because it is very important to him.7.The t_ has stayed low this week.8.I dont g_ it will rain tomorrow.9.The police are searching the whole mountain for the m_ climbers.10.He was surprised that his daughter was still a_ from the serious earthquake. ossemperatureuess issinglive 巩固练习Listen attentively 六、完成句子1.这个女孩凝视着镜子里的自己。The girl _ _ herself in the mirror.2.让我们行动起来战胜这场灾难。 Lets _ _ to recover from the disaster.3.一旦我们决定了，就一定要坚持下去。Once we made a decision，we should _ _ it.stared atstick withtake action 巩固练习Listen attentively4.孩子们见到那只怪物都惊呆了。The children saw the monster _ _.5.父母的生活方式对孩子的影响很大。Parents lifestyles _ _ _ _ on their children.6.我的生活方式跟你的有点不同。My lifestyle is _ _ _ _ yours. in surprisemake a great differencea little different from 巩固练习Listen attentively7.我希望我能像鸟一样飞翔。I _ I can fly _ a bird.8.我的年龄和汤姆一样。I am _ _ age _ Tom.9.杰克的左脚受伤了，这意味着他明天不能去跑步。Jacks left foot is hurt._ _ _ he cant go running tomorrow.10.这是多么美妙的音乐啊！_ _ music it is!hope It means thataslikethe sameWhat wonderful 谢谢观看！
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