1、Unit 4 Global warmingUnit 4The fourth period Teaching methods situational teaching method;cooperative learning method;programmed teaching method;task-based and assessment teaching methods.Teaching aims and demands一、topic:Global warming;pollution;the importance of protecting the earth二、vocabulary三、fu
2、nctions:Agreement and disagreementBlame and complaint四、grammar:The use of itArrangement of teachingthe first period:warming upthe second period:language points of readingthe third period:readingthe fourth period:learning about language and language points of using languagethe fifth period:using lang
3、uagethe sixth period:grammarthe seventh period:exercises 1.Check up Daily ExercisesDiscovering useful words and expressions(P28)Go over the new words and phrases in the previous sections.Then complete each sentence with one of those new words or phrases.21.Charles Keeling collected _on the carbon di
4、oxide content in the atmosphere over a forty-year period.He found that the amount of carbon dioxide _ increasing during that time.datakept on2.Although we are burning coal in huge _ every year,we wont _ of it for centuries.3.If the amount of greenhouse gases continues to _,we could be facing a globa
5、l _.quantitiesrun outbuild upcatastrophe4.Many scientists believe that global warming has _ through the burning of fossil e about5.The _ of a rising sea level would be widespread flooding.consequence6.On the whole the warming of the earth is a _ that causes great concern.7.The _ shows temperature ch
6、anges during the 20th century.8.One hectare of forest can absorb 23 tons of carbon dioxide _ year.phenomenongraphper9.The washing machine uses too much energy,but _ we buy a more economical one,it would still use too much water.10.The car accident on the main road yesterday _ one drivers death.even
7、if resulted e about 发生；造成常用于疑问句（与how连用）和否定句How did the drought in the southwest of China come about?John woke up and found he was in hospital but he didnt know how that had come e aboutcome acrosscome alongcome tocome oncome outcome upcome up with发生偶遇进展，进行，一起来总计，谈到加油；快点；得啦出版，花开走近；发芽；被提出提出（建议）；赶上 Ple
8、ase tell me how the accident_.I am still in the dark.A.came by B.came out C.came to D.came aboutIts already 10 oclock.I wonder how it _ that she was two hours late on such a short trip.A.came over B.came outC.came about D.came up 2.subscribe (to)同意；赞成；订购Actually,she doesnt subscribe to your opinion.
9、Which journals does the library subscribe to?subscribe to 在上签署；向捐.He subscribed his name to the contract.He has subscribed much money to the flood area.-Do you _ the idea of living a low-carbon life?-It sounds tough,but it is a tendency.A.correspond to B.apply to C.cater to D.subscribe to3.quantity
10、量；数量a quantity of 可数/不可数名词（单数）quantities of 可数/不可数名词（复数）许多的；大量的v A large quantity of food is needed in the flood area.v Large quantities of food are needed in the flood area.v 洪水灾区需要大量的食品。-Why does the lake smell terrible?-Because large quantities of water _.A.have polluted B.is being pollutedC.has
11、been polluted D.have been polluted4.tend vi.趋向；易于；照顾vt.照顾；护理n.tendency 倾向；趋势tend to do sth.倾向于做某事tend to/towards sth.倾向于某事tend to sb./sth.照顾.1.When Im tired,I tend to make mistakes.2.On that matter I tend to your opinion.3.These nurses were tending to the injured.It _ a lot in summer,and I am not ac
12、customed to this kind of climate at all.A.tends in raining B.tends raining C.tends to rain D.tends rain 5.go up 上升；增长；升起vDo you think that housing price will keep _ in the years to come?v Sorry,I have no idea.vA.lifting upB.going upvC.bringing up D.growing up v点拨 lift up鼓舞；bring up抚养；grow up成长。问句意为：
13、你认为接下来几年房价还会上涨吗？6.result in 导致,造成=lead toresult in 意为“导致；造成”，后接导致某事的结果，句子的主语是原因。The accident resulted in three people being killed.这一事故导致他的死亡。The accident resulted in his death.比较：result from 由 造成；因而产生vresult from 表示“由造成，因而产生”，后接导致某事的原因，句子的主语是结果。如：vHis stomachache resulted from his eating too much.v
14、由于吃得太多，他肚子疼。result in;result froma.The accident _ the death of three people.b.His failure _ not working hard enough.resulted inresulted fromIt has been reported that the traffic accident _ his drink-driving.A.resulted in B.resulted from C.led to D.contributed to7.oppose vt.(doing)sth.反对；反抗;与某人较量oppo
15、sed adj.反对的；对立的be opposed to(doing)sth.反对 vThe local citizens opposed the plan to build a gas station near the school.v当地的市民反对在学校附近建液化气站。vWe are opposed to getting there on foot.v我们反对步行去那里。Though the people in the world are all _ to war,they can by no means avoid it.A.refused B.rejected C.opposed D.
16、devoted8.consequencevin consequence 因此vas a consequence 结果v=as a resultvas a consequence of 由于的结果v=as a result ofI hope you can study hard,otherwise you will have to live a hard life _.A.now and then B.in a word C.as a consequence D.at that moment9.range n.种类；范围v in/within range 在射程之内v out of/beyond
17、 range 在射程之外vrange vi.变化；涉及vrange from to v range between and v The childrens ages range from 5 to 15/between 5 and 15.v这些孩子的年龄在5到15岁之间。10.even if=even though即使；尽管引导一个让步状语从句。vI wouldnt tell you even if I knew.vEven if she survives,shell never fully recover.vEven though hes 24 now,hes still like a li
18、ttle child.vI can still remember,even thoughit was so long ago.v Allow children the space to voice their opinions,_ they are different from your own.v A.until B.even if v C.unless D.as thoughv 点拨 until 一直到（为止）；unless除非，如果不；as though/as if 好像，好似。句意：即使孩子们的观点与你的不同，也应允许他们有发表意见的空间。11.keep on（doing sth.）继
19、续做某事12.glance vi.看一下；扫视；n.一瞥take a glance at 匆匆一看；一瞥glance at 瞥一眼；扫视at first glance 初看起来；咋一看He glanced at the crowed with a glass of wine in his hand.She fell in love with him at first glance.v 辨析 glance/glare/stare/look/see/watchv glance 快速地看某人或某物一眼，也可以指粗略地、随便看看；v glare 瞪眼，怒目而视；v stare 指由于害怕、吃惊等睁大眼
20、睛看某人或某物；v look 注意看，有意看，强调看的动作，但不一定能看得见或看得清楚；v see 指眼睛的非主动的行为，强调看的结果；v watch 指全神贯注地去看、去观察，而且表示这个动作要持续一段时间。After a quick _ at his watch,he went to meet his good friend at the airport.A.glance B.glimpse C.gaze D.stare13.on the whole 大体上；基本上On the whole,the project has been completed.On the whole,life t
21、oday is much better than that in those days.You have made a few mistakes in your composition,but _ you have done well.A.first of all B.on the whole C.on the other hand D.generally speaking14.average adj.平均的on(the)average 平均起来above/below average在平均水平以上/以下an average of 平均有（后跟数词）His average result of t
22、he three subjects is 96.Toms work at school is above the average.Last year the number of students whograduated with a driving license reached200,000,a(n)_ of 40,000 per year.A.average B.number C.amount D.quantity15.existence n.生存；存在；exist v.生存；存在；in existence 存在；现存come into existence 产生；出现bring into
23、 existence 使产生，使出现This is the oldest vase in existence.Pakistan came into existence as an independent country after the war.No one knows when such a custom _,so its really mysterious.A.came into effect B.came into use C.came into service D.came into existence16.advocate vt.拥护；提倡；主张advocate(doing)sth
24、.提倡做某事advocate that sb.(should)do 提倡.如：I dont advocate building a factory around our school.People advocate that something(should)be done to protect the environment.17.on behalf of 代表一方；作为的代言人Id like to thank you on behalf of my family.18.put up with 忍受；容忍I dont know how you put up with their endles
25、s quarrels.put forward 提出put off 推迟；延期put out 扑灭；熄灭 put through 接通电话put on 穿上；上演put down 记下；平定put aside 储存；放在一边I can _ some noise while Im studying,but I cant stand loud noise.A.come up with B.catch up with C.put up with D.keep up with19.so long as 只要I dont mind so long as it doesnt rain.So long as
26、you drive carefully,you will be very safe.so long as=as long as“只要”，引导一个条件状语从句。另as long as 还有“与一样长”vDo you have a minute?Ive got something to tell you.vOK,_ you make it short.vA.now that B.if only vC.so long asD.every timev点拨 now that既然，表示原因；if only要是就好了，后面一般用虚拟语气；every time每次，每当，表示时间。20.circumstanc
27、e n.(多用复数)环境；情况in/under the circumstances 在这种情况下，既然如此in/under no circumstances 绝不，无论如何都不（置于句首时，句子部分倒装）I dont remember all the circumstances of the quarrel.We have been told that under nocircumstances _ the telephone in theoffice for personal affairs.A.may we use B.we may use C.we could use D.did we useHomeworkPrepare for reading
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