幻灯片 1 选修六 Units 3~5 Units4 Global warming ---- 幻灯片 2---- 幻灯片 3Ⅰ.晨背5分钟 一、短语晨背 1.come about发生;造成 2.quantities of大量的 3.result in导致 4.go up上升;增长;升起 5.keep on继续 6.on the whole总的来说,大体上 ---- 幻灯片 47.put up with忍受;容忍 8.so long as只要 9.and so on等等 10.be opposed to反对…… 11.on behalf of代表……一方,作为……的代言人 12.even if即使 13.subscribe to同意;赞成;订购 ---- 幻灯片 5二、佳句选粹 1.It is OK to leave an electrical appliance on so long as you are using it—if not,turn it off! 只要你在使用电器设备,你便可以把它开着。如果不用就把它关掉! 2.Even if we start reducing the amount of carbon dioxide and other greenhouse gases,the climate is going to keep on warming for decades or centuries. 即使我们开始减少二氧化碳和其他温室气体的含量,在(未来)几十年或几个世纪内,气候仍会持续转暖。 ---- 幻灯片 6 3.There is no doubt that the earth is becoming warmer(see Graph 1)and that it is human activity that has caused this global warming rather than a random but natural phenomenon. 毫无疑问,地球正变得更加暖和(见图表1)而且全球转暖是人为的,而不是随意的自然现象。 ---- 幻灯片 7Ⅱ.单词自查 1. n.图表;坐标图;曲线图 2. adj.胡乱的;任意的 3. (复数­ena) n.现象 4. n.量;数量 5. n.资料;数据 6. n.趋势;倾向;走向 7. n.大灾难;浩劫 graph random phenomenon quantity data trend catastrophe ---- 幻灯片 88. n.洪水;水灾 9. n.种类;范围 10. vi.看一下;扫视 n.一瞥 11. adj.分布广的;普遍的 12. adj.平均的 13. adj.外部的;外面的 14. n.承诺;交托;信奉 15. adj.电的;与电有关的 flood range glance widespread average outer commitment electrical ---- 幻灯片 916. n.发动机 17. n.环境;情况 18. n.微波炉;微波 19. vt.使恢复;使振动 20. n.教育工作者;教育家 21. n.显示;演出 22. adj.核的;核能的;原子核的 23. n.分歧;不一致 motor circumstance microwave refresh educator presentation nuclear disagreement ---- 幻灯片 1024. n.贡献→ v.贡献;投稿;捐款 25. adj.随便的;漫不经心的;偶然的→ adv.随便地;漫不经心地;偶然地 26. vt.消费;消耗;耗尽;吃完→ n.消费者→ n.消费;消耗量 27. vi.同意;捐赠;订阅 vt.(签署)文件;捐助→ n.捐助;订阅 contribution contribute casual casually consume consumer consumption subscribe subscription ---- 幻灯片 1128. vi.趋向;易于;照顾 vt.照顾;护理→ n.趋势;趋向 29. vt.反对;反抗;与(某人)较量→ adj.反对的;对立的 30. adj.温和的;温柔的;淡的→ adv.温柔地;温和地 31. n.后果;结果;影响→ adj.作为结果的;随之发生的→ adv.因而,所以 32. vt.陈述;说明→ n.叙述;声明 tend tendency oppose opposed mild mildly consequence consequent consequently state statement ---- 幻灯片 1233. adj.平稳的;持续的;稳固的→ adv.平稳地;持续地 34. n.存在;生存→ v.存在 35. vt.拥护;提倡;主张n.提倡者;支持者;辩护律师 36. n.承诺;信奉;交托→ v.承诺;保证 37. n.弄脏;污染→ v.弄脏;污染 38. n.生长;增长→ v.生长;增长 steady steadily existence exist advocate commitment commit pollution pollute growth grow ---- 幻灯片 13---- 幻灯片 14 compare vt.& vi.比较 ①You can compare the moon with the earth. 你可以将月球与地球比较。 ②I compared the copy with the original,but there was not much difference. 我比较了复印件和原件,但是差别不是很大。 ③She is lovely beyond compare. 她真是可爱得无与伦比。 ---- 幻灯片 15 ①compare...to...把……比作…… ②compare sth.with...比较…… ③compare notes交流体会,交换意见;对笔记 ④compared to/with与……相比 ---- 幻灯片 16温馨提示:①compare to意为“比作”,此时不与compare with通用。但当“与……相比”时,compared to=compared with。 ---- 幻灯片 17②当表示“比起B来,A...”时,常用句式“compared with B,A...”。 ③如果比较的二者同时作compare的宾语时用comparing(them,the two)。 ---- 幻灯片 18 完成句子 ①Statistics show a 20% reduction in burglary (与去年相比). ② the two earthquakes(比较这两次地震),the first one is more serious. compared with last year Comparing ---- 幻灯片 19 range n.种类;范围;幅度;界限 v.(在一定范围内)变动,变化;排列 ①The price of the house is well beyond our range. 这所房子的价格远远超过了我们能承受的范围。 ②But it also applies to a wide range of consumer products,which often have far more packaging than necessary. 但是这也应用于一系列的消费品,它们的包装程度远远超出了需要。 ---- 幻灯片 20③Between Italy and France,there is a mountain range called the Alps. 在意大利和法国之间有一系列山脉叫阿尔卑斯山。 ---- 幻灯片 21 ①a wide range of一系列…… ②a full range of各种…… ③in/within range在射程以内,在……范围内 ④beyond/out of range在射程外,在……范围外 ⑤in/out of the range of在/超出……范围 ⑥range from...to...在……范围内变动,包括(由……到……)之间的各类事物 ⑦range between...and...在……和……范围内变动 ---- 幻灯片 22 翻译句子 ①这家商店商品品种繁多。 . ②年龄范围从6岁到12岁。 . ③老师沿着小径排列他的学生。 . The shop keeps a wide range of goods The age range is from 6 to 12 years The teacher ranged his students along the path ---- 幻灯片 23 quantity n.量,数量;大量 ①It was a bad year for films,in terms of both quantity and quality. 今年的电影无论从数量上还是质量上都说不上好。 ②A large quantity of air­conditioners has been sold since the temperature is high. 因为气温很高,有大量空调售出。 ③Quantities of food and tents were sent to Wenchuan from Shandong. 大量的食品和帐篷被从山东运往汶川。 ---- 幻灯片 24 ①a large/small quantity of大量/少量的…… ②quantities of大量的,很多的 ③in quantity大量地,成批地,很多 ---- 幻灯片 25温馨提示:a large/small quantity of与quantities of这两个短语后均可接不可数名词或可数名词的复数形式。前者接不可数名词或可数名词的复数作主语时,谓语动词用单数形式;无论后者接不可数名词还是可数名词复数作主语,谓语动词总是用复数形式。 ---- 幻灯片 26 完成句子 ①她有许多好衣服。 She has good clothes. ②就食物而言,他讲究量不讲究质。 He when food is concerned. quantities of prefers quantity to quality ---- 幻灯片 27 glance vi.看一下,扫视 n.一瞥 ①He gave her a quick glance as she walked into the room. 她走进房间时,他朝她看了一眼。 ②He could tell at a glance what was wrong with the car. 他一眼就能看出汽车有什么毛病。 ③While the rest of passengers were getting out,she glanced at the faces around her. 当其他乘客陆续下车的时候,她扫视了一下周围的面孔。 ---- 幻灯片 28 ①glance at/through/over/down扫视,匆匆一看 ②at a glance立刻,一看就 ③give /take/shoot/throw a glance(at)...看一眼…… ④at first glance乍一看 ---- 幻灯片 29---- 幻灯片 30 用glance,stare,glare或glimpse的适当形式填空 ①I Jane in the crowd,but she didn’t see me. ②The two duelists (决斗者) at each other before they started fighting. ③The guests at the big“diamond”,an invaluable treasure if it was genuine. ④He at the clock and ran out of the house. glimpsed glared stared glanced ---- 幻灯片 31 decrease vt.& vi.减少,使某物变小或减少 n.减少,降低 ①The rate of heart attacks began to decrease in America. 美国的心脏病发病率开始降低。 ②His interest in this subject gradually decreases. 他对这门学科的兴趣逐渐减退。 ---- 幻灯片 32 ①decrease in sth.降低,减小 ②on the decrease在减少 ③decrease to减少到 ④decrease by减少了 ---- 幻灯片 33 完成句子 ① (已经下降了)in the annual birth rate for the last twenty years. ②He refused to accept a (把工资调低2%). There has been a decrease decrease of 2% to his salary ---- 幻灯片 34 average n.平均数,一般,中等 adj.平均的,一般的,中等的 vi.平均(达到),平均为 ①The average age of the boys in this class is fifteen. 本班男生的平均年龄是十五岁。 ---- 幻灯片 35 ②His performance is above the average. 他的成绩在一般水平之上。 ③Our expenses averaged out to 45 dollars per day. 我们的支出平均每天四十五美元。 ---- 幻灯片 36 ①the average of...……的平均数 ②above/below(the)average在一般水准以上/下 ③on(the/an)average按平均数计算 ④up to(the)average达到水准 ---- 幻灯片 37 完成句子 ①平均来看,男子比女子吸烟多。 men smoke more cigarettes than women. ②苏西的学习成绩远远高于平均水平。 Susie’s school work is well . On average above average ---- 幻灯片 38 circumstance环境;情况(常用复数) ①In/Under the circumstances he felt unable to accept the job. 在这种情况下,他觉得无法接受这项工作。 ②Circumstances allowing,I’ll go abroad to study. 情况允许的话,我要出国学习。 ③Make a list of expressions that you need during the English class,in the following circumstances. 列出在下列情形下在英语课上需要用到的课堂用语。 ---- 幻灯片 39 ①in/under the circumstances在这种情况下;情况既然如此 ②in/under no circumstances决不,无论如何都不(放句首时主句用倒装语序) ---- 幻灯片 40 完成句子 ①在此情况下我必须放弃我的尝试。 I had to give up my attempt . ②你无论如何都不得离开这所房子。 are you to leave the house. in the circumstances Under no circumstances ---- 幻灯片 41 come about发生;产生 ①How did this dangerous state of affairs come about? 这种危险的事态是怎么发生的? ②They didn’t know how the change had come about. 他们不知道这个变化是怎么发生的。 ③Many a quarrel comes about through a misunderstanding. 很多争吵是由误解引起的。 ---- 幻灯片 42 ①come across偶然发现;被理解;提供 ②come into effect/force开始生效;开始实行 ③come on上场;开始;赶快;加油,得了吧 ④come out出现;(芽)生出来;(花)开;出版,发行 ⑤come to总计;达到;归纳为;谈及 ⑥come up with找到(答案);拿出(一笔钱等) ---- 幻灯片 43 完成句子 ①那些奶制品对小孩有害,这种情况是如何发生的呢? How did it the dairy products were harmful to children? ②事实真相几个星期以后才得到披露。 It was several weeks before the truth of the matter . come about came out ---- 幻灯片 44 so long as=as long as只要 ①This line is four times as long as that one. 这条线是那条线的四倍长。 ②As long as you don’t betray me,I’ll do whatever you ask me to. 只要你不出卖我,要我做什么我都愿意。 ③As long as you drive carefully,you will be very safe. 如果你开车小心,你就会很安全。 ---- 幻灯片 45 ①in the long run终于,从长远角度来看 ②as long as只要,长达…… ③no longer=not...any longer不再…… ④so long再见 ⑤before long不久以后 ⑥long before很久以前 ⑦long after在……以后很久 ---- 幻灯片 46 完成句子 ①只要不出后院,你可以出去玩。 You can go out to play you stay in the back yard. ②就我所知,仅有一种可行的方法(可以解除困境)。 I can see,there is only one possible way out. as long as As far as ---- 幻灯片 47 Some people think future global warming would cause the sea level to rise by several metres;others predict severe storms,droughts,famines,the spread of diseases,and the destruction of species.有人认为,全球变暖会导致海平面上升好几米;也有人预言会出现严重的风暴、干旱、饥荒、疫病的传播和物种的灭绝。 some...others...一些……;另一些……。 ---- 幻灯片 48 ①Some boys like to play basketball;others like to play football. 有些男孩喜欢打篮球,另一些喜欢踢足球。 ②On weekends I do all my housework on one day,so the other day I’m free to relax. 周末我把所有的家务活一天干完,另一天就自由放松一下。 ③There are three girls,one is singing;another is dancing;the third is playing the piano. 有三个女孩,一个在唱歌,一个在跳舞,一个在弹钢琴。 ---- 幻灯片 49 ①one...,the other...(两者)“一个……,另一个……”。 ②one...,another...表达“一个……;另一个……”,范围指三个以上(包括三个)。 ---- 幻灯片 50 用other,another,others或the other填空 ①Susie is here,but girls are still out in the garden. ②It was some person than John. ③He lives on side of town. ④We need three chairs. the other other the other another ---- 幻灯片 51---- 幻灯片 52 谢谢观看! ----

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