8BUnit8中考复习学案

1、Never put off until tomorrow what may be done today.八下Unit 8教材梳理复习学案【复习要点】一、词形转换1.serious (adj.)认真的，严肃的 seriously (adv.)2 .recycle (vt.)回收利用，循环利用recycling (n.)3 .wise (adj.)明智的，充满智慧的 wisely (adv.)明智地，充满智慧地wisdom (n.)智慧4 .diference (n.)差异，不同之处different (adj.)不同的5 . pollute (vt.)污染 pollution (n.)6 .ha

2、rm (vt.)伤害，损坏 harmful (adj.)有害的7 .living(adj.)活着的，活的8 .carelessly (adv.)满不在乎地，粗心地 careless (adj.)粗心的 carelessness (n.)粗心9 .simple (adj.)简单的 simply (adv.)仅仅，简直二、重点短语1 .be good for 对。有好处2 .reduce air pollution by riding bicycles通过骑自行车来减少污染3 .save water by taking shorter showers通过短时间的澡来节约水4 .save energ

3、y by turning off the lights 关灯节约能源5 .protect the environment by recycling waste 回收利用废物保护环境6 .used to do sth曾经做某事7 .a country with high mountains and clean blue lakes 一个有着高山和清澈干净湖泊的国家8 .be separated into 被分成9 .from all over the country 来自全国各地10 .be not allowed to do sth 不被允许做某事12 .cut down 砍伐13 .drop

4、 litter in a public place 在公共场所扔垃圾14 .be fined by the police 被警察罚款15 .limit the air and water pollution 限制空气和水污染16 .depend on its rich resources to live 依靠丰富的资源生存17 .run out用完，用尽18 .produce little pollution 几乎没有什么污染19 .make a difference 起作用20 .be harmful to 对。有害21 .keep soil in place 保持土壤22 .change

5、for the worse 恶化23 .be in use正在使用24 .develop a green lifestyle三、重点句型(1) It is beautiful, and we sh ould try to keep it that way.(2) In Switzerland, things like glass, plastic and paper are separated into different groups and then recycled.此处为被动结构，主动结构为：separate?- into ,例如：警察想把他们拆散成几小股。The police wan

6、ted to them smaller groups.(3) For example, we are not allowed to cut down trees.(4) If we drop litter in a public , we will be fined by the police.(5) We depend on its rich resources to live, so it is important for us to protect it wisely.It is + adj. + for sb to do sth, 这类形容词有： It is + adj. + of s

7、b to do sth, 这类形容词有： (6) These new types of energy cost very little and will never run out. 此处 little 修饰动词，如：I am tired because I slept very little last night. 我累了，因为 我昨天夜里睡得很少。run out of后接用光的物品名词，主语则是人或地区，run out 一般以物作主语，表示该物已用光，以主动形式表示被动意义，sb use up sth某人把某物用光，be used up意义与run out相同，它本身就是被动形式，主语只能

8、是物。例：我们把钱用光了。We ran out of money./Our money ran out.We used up our money./Our money was used up. Moreover, they produce little pollution.此处little修饰不可数名词，表示否定，它的意思是基本没有；而 a little表示肯定，它的意思是很少。例如： There is water in the bottle.(瓶子里还有少量的水。)There is water in the bottl e.(瓶子里没有水了。)对应的修饰可数名词的分别是a few和few,

9、a few表示肯定，few表示否定。(8) Remember that everyone can do something to make a difference!(9) Here are some simple steps to take.四、单元话题1 .环境保护对我们每个人来说都是重要的。It's:us the.2 .记住每个人都可以做点对环境有益的事！Remember that everyone can do something to the environment!3 .当你不用电灯时，要关闭电源。 when your lights are not in use.4 .为了

10、节省水，请关了水龙头。 water, please turn off the tap.5 .我们可以通过骑车来减少空气污染？We can.I()1. What should I do to live green life?-I think you go by bike instead of driving your car.A. a; aB. the; /C. a; /D. /; /()2. The government should stop them from trees in the forest.A. cutting down B. putting down C. taking dow

11、n D. letting down()3. Driving after drinking wine in China.A. allowsB. doesn ' t allow C. is allowedD. isn ' t allowed()4. I think we must give up using plastic bags to our earth.A. produceB. protectC. provideD. pollute()5. Some people waste too much water. They don ' t believe that it c

12、an some day.A. keep out B. run outC. be run outD. run out of-5 -【拓展练习】一、完形填空Natural resources are things that we use that come from Earth. Our natural resources are limited. This means that they will not 1 forever. Some are renewable, like when you plant a new tree when you 2 one down. Others are no

13、t renewable, like when you dig coal out of the 3. Once it is used, it is gone.People realize the 4 that Earth ' s natural resources are limited, and can do things to help Conserve (节约)those resources. 5 you try to conserve a natural resource, you try to use less of it, so it does not get used up

14、 so 6 . One way that people conserve fuel, like gasoline, is by riding a bicycle or walking when the 7 is short instead of driving everywhere.Water is a very important natural resource because we all need it to stay 8. We canconserve water 9 making sure that our pipes and taps do not leak (漏).We can

15、 also make10 choices to conserve water, like only using the dishwasher or washing machine when they are full. Everyone can make contributions to protecting natural resources.()1. A. last)2. A. turnB. spreadB. cutC. burnC. putD. changeD. move()3. A. stationB. buildingC. groundD. brick()4. A. newsB. p

16、lanC. decisionD. fact()5. A. WhenB. AlthoughC. WhateverD. Whether()6. A. slowlyB. hardC. regularlyD. fast()7. A. moneyB.spaceC. placeD. distance()8. A. aliveB. aloneC. asleepD. awake()9. A. aboutB. forC. byD. with()10. A. generousB. funnyC. wiseD. surprising、任务型阅读We all need a healthy environment, b

17、ut we produce waster every day and it does harm to our environment. Though we are young, we can still do something to help. In fact, even the simplest everyday activities can make a real difference to the environment. Here are some ideas for you to live a green life.Remember these three words; reduc

18、e, reuse and recycle.Reduce means" use less". Don't waste things. This saves money and reduces pollution and waste going into the environment. Before we buy something new, think if it is really necessary or maybe the old one will be just as good! When we do buy thing, choose local prod

19、ucts if possible, and try not to buy too many things from abroad.Reuse mean" use again". Use things for as long as possible. When we buy things, make sure that they last a long time. We should take care of them so that they will last, and we should repair them if we can instead of throwing

20、 them away and buying new ones. Don't use a paper cup or a paper bag. It's better to use a china cup(瓷杯)and a lunch box because you can use them again.Recycle means" change things into something else". Although it takes energy to change something into something else, it's bette

21、r than throwing things away or burning them. Find out what can be recycled in your neighbourhood and take part in recycling programmes. We should also buy products made from recycled materials, such as recycled paper, to help save trees.Title:1 to Live a Green LifeWe produce waste every day and it i

22、s2for us. We can do something to help.IdeasDoDon'tTo 3Use less*Try to save something*Don't buy too many things from foreign.4To reuseUse 5*Use things for us long as possible.*Buy things that last long.*Take care of things or 6 the old things.Don't use _7_ cups or bags.To recycleChange th

23、ings into something8 .*Join in recycling programmes.*Buy9 made from recycled materials.Don、10.burn them. things away or1. 2 3. 4. 5.6. 7. 8. 9. 10.三、首字母填空Would you like to have a brother or a sister? Months ago this might sound i 1 to many people. But since October with the end of China -child polic

24、y :' ohe> can h 2 now.All Chinese couples are allowed to have two children. That means many Chinese children , i 3 you, may have siblings（兄弟姐妹 ）in the future.But what would life be l 4 if you grow up with a brother or a sister?” Having a siblingcan p 5 children from bad feelings such as lonel

25、iness and fear.-Wasaer Laura Padillaa professor of family research from Brigham Young University ,“ Siblings give kids somethingthat parents can ' t” . You may not6eel l at home any more because there is someone to play with you. You can a 7一 share secrets with him or her.But children with siblings also have to learn to control （ 控制）their f 8,