山東省沂水一中高二英語(yǔ) Unit 4 the fourth period課件(17) 新人教

1、 Unit 4 Global warming2021/8/8 星期日1Unit 4The fourth period2021/8/8 星期日2 Teaching methods situational teaching method ; cooperative learning method; programmed teaching method; task-based and assessment teaching methods.2021/8/8 星期日3Teaching aims and demands一、topic: Global warming; pollution; the imp

2、ortance of protecting the earth二、vocabulary三、functions: Agreement and disagreementBlame and complaint四、grammar : The use of it2021/8/8 星期日4Arrangement of teachingthe first period: warming upthe second period: language points of readingthe third period : readingthe fourth period : learning about lang

3、uage and language points of using languagethe fifth period: using languagethe sixth period: grammarthe seventh period: exercises 2021/8/8 星期日51. Check up Daily Exercises2021/8/8 星期日6Discovering useful words and expressions (P28) Go over the new words and phrases in the previous sections. Then comple

4、te each sentence with one of those new words or phrases.22021/8/8 星期日71. Charles Keeling collected _on the carbon dioxide content in the atmosphere over a forty-year period. He found that the amount of carbon dioxide _ increasing during that time.datakept on2021/8/8 星期日82. Although we are burning co

5、al in huge _ every year, we wont _ of it for centuries.3. If the amount of greenhouse gases continues to _, we could be facing a global _ .quantitiesrun outbuild upcatastrophe2021/8/8 星期日94. Many scientists believe that global warming has _ through the burning of fossil fuels. come about5. The _ of

6、a rising sea level would be widespread flooding.consequence2021/8/8 星期日106. On the whole the warming of the earth is a _ that causes great concern.7. The _ shows temperature changes during the 20th century.8. One hectare of forest can absorb 23 tons of carbon dioxide _ year.phenomenongraphper2021/8/

7、8 星期日119. 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 if resulted in2021/8/8 星期日121. come about 發(fā)生；造成常用于疑問(wèn)句（與how連用）和否定句How did the drought in the southwest of

8、China come about ?John woke up and found he was in hospital but he didnt know how that had come about.2021/8/8 星期日13come aboutcome acrosscome alongcome tocome oncome outcome upcome up with發(fā)生偶遇進(jìn)展，進(jìn)行，一起來(lái)總計(jì)，談到加油；快點(diǎn)；得啦出版，花開走近；發(fā)芽；被提出提出（建議）；趕上2021/8/8 星期日14 Please tell me how the accident_. I am still in

9、the dark. A. came by B. came out C. came to D. came about2021/8/8 星期日15Its already 10 oclock. I wonder how it _ that she was two hours late on such a short trip. came over B. came out C. came about D. came up 2021/8/8 星期日162. subscribe (to) 同意；贊成；訂購(gòu)Actually, she doesnt subscribe to your opinion.Whic

10、h journals does the library subscribe to ? subscribe to 在上簽署 ；向捐.He subscribed his name to the contract.He has subscribed much money to the flood area.2021/8/8 星期日17 -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. s

11、ubscribe to2021/8/8 星期日183. quantity 量；數(shù)量 a quantity of 可數(shù)/不可數(shù)名詞（單數(shù)） quantities of 可數(shù)/不可數(shù)名詞（復(fù)數(shù)） 許多的；大量的A large quantity of food is needed in the flood area.Large quantities of food are needed in the flood area.洪水災(zāi)區(qū)需要大量的食品。2021/8/8 星期日19 - Why does the lake smell terrible?- Because large quantities o

12、f water _. A. have polluted B. is being pollutedC.has been polluted D.have been polluted2021/8/8 星期日204. tend vi. 趨向；易于；照顧 vt. 照顧；護(hù)理 n. tendency 傾向；趨勢(shì) tend to do sth. 傾向于做某事 tend to/ towards sth. 傾向于某事 tend to sb. / sth. 照顧.When Im tired, I tend to make mistakes.2. On that matter I tend to your opin

13、ion.3. These nurses were tending to the injured.2021/8/8 星期日21 It _ a lot in summer, and I am not accustomed to this kind of climate at all. A. tends in raining B. tends raining C. tends to rain D. tends rain 2021/8/8 星期日22go up 上升；增長(zhǎng)；升起Do you think that housing price will keep _ in the years to com

14、e? Sorry, I have no idea. A. lifting upB. going up C. bringing up D. growing up 點(diǎn)撥 lift up鼓舞；bring up撫養(yǎng)；grow up成長(zhǎng)。問(wèn)句意為：你認(rèn)為接下來(lái)幾年房?jī)r(jià)還會(huì)上漲嗎？2021/8/8 星期日236. result in 導(dǎo)致, 造成 =lead to result in 意為“導(dǎo)致；造成”，后接導(dǎo)致某事的結(jié)果，句子的主語(yǔ)是原因。 The accident resulted in three people being killed. 這一事故導(dǎo)致他的死亡。 The accident resul

15、ted in his death.2021/8/8 星期日24 比較：result from 由 造成；因而產(chǎn)生result from 表示“由造成，因而產(chǎn)生”，后接導(dǎo)致某事的原因，句子的主語(yǔ)是結(jié)果。如：His stomachache resulted from his eating too much.由于吃得太多，他肚子疼。2021/8/8 星期日25 result in; result froma. The accident _ the death of three people.b. His failure _ not working hard enough.resulted inres

16、ulted from 2021/8/8 星期日26 It has been reported that the traffic accident _ his drink-driving. A. resulted in B. resulted from C. led to D. contributed to2021/8/8 星期日27oppose vt. (doing) sth. 反對(duì)；反抗; 與某人較量 opposed adj. 反對(duì)的；對(duì)立的 be opposed to (doing) sth. 反對(duì) The local citizens opposed the plan to build

17、a gas station near the school.當(dāng)?shù)氐氖忻穹磳?duì)在學(xué)校附近建液化氣站。We are opposed to getting there on foot.我們反對(duì)步行去那里。2021/8/8 星期日28 Though the people in the world are all _ to war, they can by no means avoid it. A. refused B. rejected C. opposed D. devoted2021/8/8 星期日298. consequencein consequence 因此as a consequence 結(jié)

18、果= as a resultas a consequence of 由于的結(jié)果=as a result of2021/8/8 星期日30 I 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 moment2021/8/8 星期日31range n. 種類；范圍in /within range 在射程之內(nèi)out of / beyond range 在射程之外 range vi. 變化

19、；涉及 range from to range between and The childrens ages range from 5 to 15/ between 5 and 15. 這些孩子的年齡在5到15歲之間。2021/8/8 星期日3210. even if = even though 即使；盡管 引導(dǎo)一個(gè)讓步狀語(yǔ)從句。I wouldnt tell you even if I knew. 2021/8/8 星期日33Even if she survives, shell never fully recover.Even though hes 24 now, hes still lik

20、e a little child.I can still remember, even though it was so long ago.2021/8/8 星期日34Allow children the space to voice their opinions, _ they are different from your own. A. until B. even if C. unless D. as though點(diǎn)撥 until 一直到（為止）；unless除非，如果不；as though / as if 好像，好似。句意：即使孩子們的觀點(diǎn)與你的不同，也應(yīng)允許他們有發(fā)表意見的空間。 2

21、021/8/8 星期日3511. keep on （ doing sth. ）繼續(xù)做某事12. glance vi. 看一下；掃視；n. 一瞥 take a glance at 匆匆一看；一瞥 glance at 瞥一眼；掃視 at first glance 初看起來(lái)；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. 2021/8/8 星期日36辨析 glance / glare / stare / look / see / watchg

22、lance 快速地看某人或某物一眼，也可以指粗略地、隨便看看；glare 瞪眼，怒目而視；stare 指由于害怕、吃驚等睜大眼睛看某人或某物；look 注意看，有意看，強(qiáng)調(diào)看的動(dòng)作，但不一定能看得見或看得清楚；see 指眼睛的非主動(dòng)的行為，強(qiáng)調(diào)看的結(jié)果；watch 指全神貫注地去看、去觀察，而且表示這個(gè)動(dòng)作要持續(xù)一段時(shí)間。2021/8/8 星期日37 After a quick _ at his watch, he went to meet his good friend at the airport . A. glance B. glimpse C. gaze D. stare2021/8/

23、8 星期日38on the whole 大體上；基本上On the whole, the project has been completed.On the whole, life today is much better than that in those days.2021/8/8 星期日39 You have made a few mistakes in your composition , but _ you have done well.first of all B. on the whole C. on the other hand D. generally speaking20

24、21/8/8 星期日40average adj. 平均的 on (the) average 平均起來(lái) above/ below average在平均水平以上/以下 an average of 平均有（后跟數(shù)詞） His average result of the three subjects is 96.Toms work at school is above the average.2021/8/8 星期日41 Last year the number of students whograduated with a driving license reached200,000, a(n) _

25、 of 40,000 per year .average B. number C. amount D. quantity2021/8/8 星期日4215. existence n. 生存；存在； exist v. 生存；存在； in existence 存在；現(xiàn)存 come into existence 產(chǎn)生；出現(xiàn) bring into existence 使產(chǎn)生，使出現(xiàn)This is the oldest vase in existence.Pakistan came into existence as an independent country after the war. 2021/8

26、/8 星期日43No one knows when such a custom _, so its really mysterious.came into effect B. came into use C. came into service D. came into existence2021/8/8 星期日44advocate vt. 擁護(hù)；提倡；主張 advocate (doing) sth. 提倡做某事 advocate that sb. (should) do 提倡.如：I dont advocate building a factory around our school.Peo

27、ple advocate that something (should) be done to protect the environment. 2021/8/8 星期日4517. on behalf of 代表一方；作為的代言人 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 endless quarrels. put forward 提出 put off 推遲；延期 put out 撲滅；熄滅 put through 接通電話 put on 穿上；上演 put down 記下；平定 put aside 儲(chǔ)存；放在一邊2021/8/8 星期日46I can _ some noise while Im studyi