2019版高考英语大一轮复习 Unit 22 Environmental Protection课件 北师大版选修8.ppt

1、先熟读背诵精彩句型烂熟于心,主体段落常用句型锤炼：祈使句and/or(else)/otherwise陈述句,1. Follow your doctors advice, and you will get better soon.接受医生的建议，你很快就会好的。2. Hurry up, or/or else/otherwise you will be late.快点，否则你会迟到的。3.It is really very dangerous. One more step, and the baby will fall into the well.真危险。再多迈一步，这个小孩就会掉进井里。,4.

2、Work harder, and you will succeed in your studies.如果你更加努力学习，在学习上你就会成功。5.Study hard, or/or else/otherwise you will fail in your exams.如果你不努力学习，考试会不及格的。6.Pay your attention to what the teachers say in class, or/or else/otherwise you will leave out some important points.上课时要注意老师说过的话，否则你会遗漏一些要点的。,后临摹仿写妙

3、语佳句信手拈来,1.努力学习，你会被理想的大学录取的。2.抓住机会吧， 否则你会遗憾的。 3.叫你怎么做就怎么做， 否则你会有麻烦的。,Study hard，and youll be admitted to the ideal college.,Take the chance, or/or else/otherwise you will regret it.,Do as youre told, or/or else/otherwise youll be in trouble.,.重点单词识记联想运用会书写一、核心单词1._ vt.& vi. 牺牲；献出2._ vt. 主张，提倡3._ vt.

4、使困住4._ prep. 超出5._ adj. 有关的,sacrifice,advocate,trap,beyond,relevant,6._ vt. 迫使(某人)陷于不幸的境地；宣判7._ vt. 回收利用8._ n. 代替品，代用品9._ vt. 依法没收；(用武力)夺取10._ n. 方式，方法；手段,condemn,recycle,substitute,seize,means,二、阅读单词1.principle n. _2.coincidence n. _3.potential n. _4.ecology n. _5.botanical adj. _6.corrupt adj. _7.

5、conservation n. _8.consensus n. _,原则，道德准则,巧合,可能性，潜在性,生态,植物的,贪污受贿的，腐败的,保护,一致的意见,9.catastrophe n. _10.negative adj. _11.fragile adj. _12.evolution n. _,巨大的灾难,消极的，负面的,易毁的；脆弱的,(生物)进化,三、拓展单词1._ vt.采用；收养_ n.收养；采用2._ n.预订；保留；保护；疑惑_ n.保护区 vt.保留；预订_ adj.预订的，保留的3._ n.农业_ adj.农业的4._ vt.威胁_ n.威胁5._ adj.多变的_ n.&

6、 v.变化6._ n.分离，分开_ v.分离，分开 adj.分开的7._ vt.建造_ n.建造8._ n.资金_ adj.财政的；金融的,adopt,adoption,reservation,reserve,reserved,agriculture,agricultural,threaten,threat,changeable,change,separation,separate,construct,construction,finance,financial,9._ vt.分配，配给_ n.分配，配给10._ n.政治(活动)_ adj.政治的_ n.政治家11._ vt.削尖_ adj.

7、锋利的_ n.卷笔刀12._ adj.想得周到的，体贴的_ n.考虑；思考_ vt.思考，考虑；认为_ prep.考虑到；鉴于13._ vt.计算，算出_ n.计算_ n.计算器,allocate,allocation,politics,political,politician,sharpen,sharp,sharpener,considerate,consideration,consider,considering,calculate,calculation,calculator,会积累1.聚焦sub-开头单词,substitute n. 代替品subconscious adj. 下意识的s

8、ubheading n. 小标题subjective adj. 主观的submit v. 提交；呈递subscribe v. 定期订购,2.“相似词”小结,principle n.原则principal n.校长tissue n.组织issue n.问题；发行affect vt.影响effect n.影响dessert n.甜点desert v.舍弃borrow v.借sorrow n.悲痛wander v.漫步wonder v.想知道fellow n.家伙follow v.跟随,3.“环境”相关词全扫描,conservation n. 保护reserve n. 保护区atmosphere n

9、. 大气层species n. 物种resource n. 资源recycle v. 回收利用habitat n. 栖息地ecology n. 生态,4.各大“产业”名词个个清,agriculture 农业industry 工业business 商业forestry 林业fishing 渔业planting industry 种植业,5.盘点含-en后缀的高频动词,sharpen (使)锋利weaken 变弱strengthen 加强lengthen 延长widen (使)变宽shorten 使缩短,会应用用所给词的适当形式填空1.He came to China in order to le

10、arn Chinese _ (agriculture) skills.2.The schools must _ (adoption) new methods of teaching foreign languages.3.He finds it really unbelievable that they cannot discuss _ during _ sciences lessons at his university.(political)4._ his young age，it is quite _ of him to _ other people before making deci

11、sions.(consider)5.It is not safe to let the child _ his pencil using the sharp _.(sharp)6.The world is _，and everything is _.(change),agricultural,adopt,politics,political,Considering,considerate,consider,sharpen,sharpener,changeable,changing,7.After a long _，they both lived a _ life and in the end

12、they _ peacefully.(separate)8.If necessary，students are allowed to _ the volume (容积) of the container using a _，which will make the _ simpler.(calculate)9.A large sum has been _ for buying new books for the library.The _ is of great importance to our school librarys construction.(allocate)10.A new b

13、ridge is being _ over the river and its _ will be finished next year.(construct),separation,separate,separated,calculate,calculator,calculation,allocated,allocation,constructed,construction,.核心短语识记联想运用会书写1._ 依次；反过来2._ 引起，导致3._ 展望未来，向前看4._ 采取行动5._ 在前面6._ 代表7._ 掠去，夺走8._ 总的来说,in turn,lead to,look ahead

14、,take action,ahead of,on sbs behalf,carry off,all in all,9.apart from _10.answer for _11.call for an end to sth _12.earn ones living _13.as a matter of fact _14.break away from _15.a number of _16.beyond ones control _,除以外,(对已产生的不良后果)负责任,要求结束,谋生,实际上,摆脱；脱离(团体、组织、某种思想体系),一些,超出的控制，不受的控制,会积累1.“负责”短语全接触,

15、answer forbe responsible forbe responsible toin (the) charge of,2.“许多，大量”词汇小聚,修饰可数名词：a number of，a few，many a修饰不可数名词：much，a great deal of，a good amount of，large amounts of既可修饰可数名词，也可修饰不可数名词：lots of，plenty of，a large quantity of，large quantities of,会应用选用上表左栏短语填空1.You have to _ and deal with problems

16、as they arise.2.He spends too much time on maths，and this _ affects the progress of his other subjects.3.People _ the war in this area，and they wanted to live peacefully.4.I was encouraged to _ old forms and rules.5._ students were absent from the meeting for various reasons.6.When we design this pl

17、an，we should _ into the future.7.It was his carelessness that _ his failure in the exam.8._，every road leads to Rome，but I do believe hard work pays off.,take action,in turn,called for an end to,break away from,A number of,look ahead,led to,All in all,.经典句式分析背诵仿写句型公式1：含蓄条件句的虚拟教材原句Without these naturally occurring gases，the suns rays would bounce back into space leaving the Earth cold and impossible to live on.如果没有这些自然产生的气体，太阳光将会被反射回太空中去，使地球处于寒冷之中，不适合生命的存在。句型仿写_ your help，I _.没有你的帮助，我是不可能通过考试的。,Without,wouldnt have passed the test,句型公式2：given用作介词，表示“鉴于；考虑到；倘若”教材