教学课件必修2Unit4.docx
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教学课件必修2Unit4.docx
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教学课件必修2Unit4
教学课件:
必修2—Unit4
1必修2-Unit4Page26LanguagePoints:
(Translation)1.decrease:
vt.vi.(使)缩短;减少,减小increase:
vt.vi.增加,增大,增多2.asaresult:
结果,因此asaresultof:
由于的结果3.endangeredanimals:
濒临灭绝的动物,有灭种危险的动物4.dieout:
(指物种、家族、习惯、观念等)绝迹,消失dieaway:
(尤指声音、光、风)逐渐消失,停止5.inpeace:
平安地,安静地atpeacewith:
处于和平的状态;处于安静的状态atwarwith:
处于交战状态,和竞争6.indangerof:
在危险中,有的危险indanger:
在危险中,有危险类似的词组:
introuble:
处于不幸中,陷入麻烦、困境中inruins:
严重受损,破损不堪ingoodcondition/state:
情况良好inhighspirits/moods:
兴致高,兴高采烈insilence:
安静地,无声地7.longtodo:
渴望做某事longfor:
渴望,羡慕8.
(1)Pleasetakemetoadistantland[whereIcanfindtheanimal(thatgavefurtomakethissweater.)]
(2)Flyingcarpet,pleaseshowmeaplace[wheretheressomewildlifeprotection.](3)Youshouldpaymoreattentiontotherainforest[whereIliveandappreciate(howtheanimalslivetogether.)]9.beneathourstomach:
在我们肚子下面(beneathhabove)10.beusedtodosth.:
被用来做be/getusedtodoing:
习惯于做usedtodo:
过去曾经做,过去常常做11.Iwonder[whatisbeingdonetohelpyou.]:
我想知道人们正在采取什么措施帮助你们。
:
我想知道人们正在采取什么措施帮助你们。
Itwasnowonder[thatKipKeinobecametheonlyKenyansportsmanevertoappearonthecoveroftheworldfamoussportsmagazineSportsIllustrated.]12.inrelief:
浮雕一般,鲜明地,显著地;如卸释重,松了口气13.burstintolaughter:
突然大笑14.withoutmercy:
无情地havemercyon:
对表示怜悯,对发慈悲atthemercyof:
任摆布,在前毫无办法,处于控制之下控制之下15.protectfromn./doing:
保护免受伤害16.include/contain:
解析:
2
(1)contain,include都有包含的意思
(2)但但contain可用于表示包含所含之物的全部或部分(3)而而include则只能用于表示所包含之物中的一部分。
例如:
(1)Theparcelincludedadictionary.那包裹里也包括了一本字典。
那包裹里也包括了一本字典。
(2)Theparcelcontainedadictionary.那包裹里装的是一本字典。
那包裹里装的是一本字典。
17.affect:
vt.影响,感动,假装effect:
结果,效果,影响;感受,印象haveaneffecton:
对有影响;对起作用,产生效果18.payattentionto:
注意19.appreciate:
感激,感谢;欣赏,赏识,重视;意识到,体会,懂得:
感激,感谢;欣赏,赏识,重视;意识到,体会,懂得appreciatedoing:
感激,欣赏20.Norainforest,noanimals,nodrugs.:
没有雨林,就没有动物,也就没有药物了。
:
没有雨林,就没有动物,也就没有药物了。
Nopains,nogains.:
一分耕耘,一分收获。
Nosmoking!
/Noparking:
禁止吸烟!
/禁止停车!
21.Butwhatanexperience!
:
这是一次多么奇妙的经历啊。
What引导的感叹句:
(1)what+a/an+形容词+可数名词单数+主语+谓语!
Whatagoodgirlsheis!
她是个多么好的一个女孩啊!
(2)what+形容词+不可数名词+主语+谓语!
Whatbadweatheritis!
多么糟糕的天气啊!
(3)what+形容词+可数名词复数+主语+谓语。
Whatgoodstudentstheyare!
他们是多么好的学生啊!
how引导的感叹句
(1)How+形容词+主语+谓语!
Howhotitistoday!
今天多么热呀!
(2)How+副词+主语+谓语!
Howfastheruns!
他跑得多么快呀!
(3)How+主语+谓语!
Howtimeflies!
光阴似箭!
必修2-Unit4Page27Comprehending:
1.Readthestoryandanswerthesequestions.
(1)WhyhasantelopeinTibetbecomeanendangeredspecies?
Itsfurisbeingusedtomakesweaters.Asthesweatersbecomemorepopular,moreandmoreanimalsarekilled,soveryfewantelopesareleft.
(2)WhyareelephantnumbersincreasinginZimbabwe?
3Thefarmersstoppedkillingtheelephants,sothenumbersareincreasing.(3)HowdoesthegovernmentofZimbabwehelpprotectwildanimals?
Thegovernmenthelpsthefarmers.Itmakessurethatthetourcompaniespaythefarmerswhentouristscometovisitandhuntafewanimals.(4)Whyisitimportanttoprotecttherainforest?
Lookingaftertherainforesthelpsprotectplantsandanimalsweknownothingabout.Theymaymakeitpossibleforustoproducemedicinesanddrugsthatwedontyetknowabout.(5)Whatmustbedoneifwildlifeprotectionistosucceed?
Studentsanswerswillvary.2.Readeachparagraphcarefullyandwritedownitsmainideaandthesupportingdetailsinthecorrectboxes.Thefirstoneisdoneforyou.ParagraphMainideaSupportingdetails1Whyweneedwildlifeprotection1.Animal:
TibetanAntelope2.Situation:
beinghuntedforthefurunderitsstomach3.Result:
numbersaredecreasingrapidly2Agoodexampleofwildlifeprotection1.Animal:
AnimalsinZimbabwe2.Situation:
previouslyhuntedwithnumbersdecreasingrapidly3.Result:
Protectionbyfarmerswhomakemoneyfromtourism3and4Whatwecangetfromwildprotection1.Animal:
Amillipedefromtropicalrainforest2.Situation:
Producesadrugnaturallywhichcanprotectusfrommosquitoes3.Result:
DaisyplantotellWWFaboutthedrug43.HereisaproblemwhichWWFhastodealwith.Readtheproblemfirst.(Translation)必修2-Unit4Page28Discoveringusefulwordsandexpressions:
1.Findthewordorexpressionforeachofthefollowingmeaningsfromthetext.
(1)distant:
farawayinspaceortime
(2)decrease:
togodowntoalowerlevel(3)powerful:
abletocontrolevents(4)affect:
todosomethingtomakeachange(5)appreciate:
tounderstandhowseriousasituationis(6)hunt:
torunafteranimalsinordertokillorcatchthem(7)protectfrom:
tokeepsomeoneorsomethingsafefromharm(8)respond:
todosomethingasareactiontosomethingdoneorsaid(9)relief:
feelingofcomfortwhensomethingworryinghasendedornothappened2.Completethepassagewiththewordsandphrasebelowintheirproperforms.protectfrom,wild,reserve,powerful,appreciate,hunt,relief,speciesWendyLeewasafamousphotographerandalwaysphotographedwildanimalsintheirnaturalhabitat.Onedayshedrovehercarintothelocalgamereserveasusualtohuntforsomeanimalstophotograph.Afterawhileshesawsomezebrawithblackandwhitelinesgoingbeneaththeirstomachs.Thismustbeaspecialspeciesofzebra,thoughtWendy.Iveneverseenonelikethisbefore.Suddenlythezebralookedupandmovedawayasquicklyastheycould.Wendylookedaroundandsawapowerfullioninthegrass.Sheappreciatedthedanger,soshesoundedherhornloudlyuntilthelionturnedandwalkedaway.Wendywaitedforseveralminutestomakesurethelionwasnotcomingback.Thenshegaveasmileofrelief.Butsoonhersmiledisappearedbecausesherealizedthatinprotectingthezebrafromthelionshehadlostherbestchanceoftakingsomeamazingphotograph!
必修2-Unit4Page29Discoveringusefulstructures:
1.Canyoufindthefollowingsentenceinthereadingpassage?
Payattentiontotheverbtense.Thenpickoutfourmoresentencesusingthepresentprogressivepassivevoicefromthepassage.EXAMPLE:
Wearebeingkilledforthewoolbeneathour5stomachs.
(1)Ourfurisbeingusedtomakesweatersforpeoplelikeyou.
(2)Iwonderwhatisbeingdonetohelpyou.(3)Daisyturnedaroundandfoundthatshewasbeingwatchedbyanelephant.(4)Sogoodthingsarebeingdoneheretosavelocalwildlife.必修2-Unit4Page30Readingandlistening:
(Translation)1.employ:
vt.雇用;使用,利用employoneselfindoing:
从事于2.doharmto:
对有害beharmfulto:
对有害3.gamereserve:
猎物禁猎区,自然保护区4.withblackandwhitelinesgoingbeneaththeirstomachs:
有一条黑白相间线在它们肚子下面(现在分词短语作宾语补足语)5.Wearebeingkilledforthewoolbeneathourstomachs.:
因为腹部下面的羊毛我们正在被猎杀。
6.runafter:
追赶,追求7.longbefore:
在很久以前beforelong:
(时间)不久之后,在短时间内8.comeintobeing:
开始存在,形成,产生9.Theylearnedthisfromtheway[(that//inwhich//--)theboneswerejoinedtogether.]joint(adj.)corporation股份有限公司,联合公司thatadv.Iwouldnotgothatfar.Itwasthatbig,perhapsevenbigger.Hewasn’tthatfaraway.10.forsure:
(非正式)无疑地,毫无疑问,确实makesure:
把弄清楚,核实或查明;确保,设法确保出现某事物弄清楚,核实或查明;确保,设法确保出现某事物(后接that引导的宾语从句)11.accordingto:
根据,按照12.inthelast500years:
在最近的500年间inthe23rdcentury:
在23世纪inthe1960s:
在二十世纪60年代intheearly1960s:
在二十世纪60年代早期inthemid-1960s/inthemiddle1960s:
在二十世纪中期inthelate1960s:
在二十世纪60年代晚期13.mighthavebecomeextinct:
一定是灭绝了(对对过去的动作进行肯定的推测)mightdo:
(对对现在的动作进行肯定的推测)mightbedoing:
(对对正在进行的动作进行肯定的推测)14.Itisapity(thatinthestorynobodyhelpedthedodo.)Itwasnowonder(thatKipKeinobecametheonlyKenyan6sportsmanevertoappearonthecoveroftheworldfamoussportsmagazineSportsIllustrated.)15.sothat:
(1)以至于(结果状语从句);
(2)为了(目的状语从句)
(1)sothat:
以至于(结果状语从句)
(2)inorderthat/inordertodo/soasto:
为了(目的状语从句目的状语从句)16.dependon:
依赖,依靠dependingon/accordingto:
依据,根据It/that(all)depends:
这要看情况而定必修2-Unit4Page31Speakingandwriting:
4.FinallywritealettertoWWFbasedonwhatyouhavediscussed,askingthemtohelpyousaveyourendangeredanimal.Alllettershaveastartandanending.Thelanguageuseddependsonhowwellthewriterknowsthepersontowhomhe/sheiswriting.(Translation)必修2-Unit4Workbook63Usingwordsandexpressions:
1.Lookatthewordsbelow.Eachhastwomeaninglisted,butonlyoneisusedinthereadingpassageonpage26.Readitagainandchoosethemeaningthathasbeenused.WordMeaningUseddistant1.farawayinspaceortime2.unfriendlyrelief1.comfort2.toreducepainorunhappyfeelingsaffect1.todosomethingtomakeachange2.tomakebelieve(假装)youhaveaparticularfeelingsappreciate1.tothanksomeone2.tounderstandhowserioussomethingispowerful1.important/strong2.havingastrongeffectoncertain1.confidentandsurewithoutanydoubt(无疑的,肯定的)2.some,enoughortoadegree(某,某些)2.Completethepassagewiththewordsandphrasesbelow.Changetheirformsasnecessary.inpeace,endanger,dieout,mosquito,fur,secureIamveryconcernedaboutwildlifeprotection.IwouldneverbuyarealfurcoatbecauseIknowthatanimalshavebeenkilledtomakeit.InthesamewayIamcarefulaboutthesweatersIbuy.Ineverwearonemadewithwooltakenfrom7beneaththestomachofaTibetanantelope.TheyareanendangeredspeciesandIwouldfeelsorryiftheyweretodieout.However,itisdifferentwithsomeinsectssuchasmosquitoes.Thereareenoughofthemtomaketheirplaceintheworldsecure.Astheyspreadillness,thereisagoodreasonforkilling
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