Unit4Topic2SectionB课件仁爱英语八年级上册

Unit4OurWorldSectionBTopic2Howcanweprotectourselvesfromtheearthquake?LanguagegoalsBytheendoftheclass,youwillbeabletoI.Newwordsandexpressions：

level,sad,calm,snowstorm,rainstorm,typhoon,flood,drought,calmdown,talkabout...,hearabout=hearof,loseone’shome,protectsb.fromsth.,runoutof,staycalm2.Learntodescribewhathappenedintheearthquakes.3.Learntogivesomeadviceabouthowtoprotectusfromtheearthquakes.4.Talkaboutnaturaldisastersandlearnhowtoprotectyourselfinearthquakes5.Learnthecomparative,superlativedegreesofadjectives.1.

濒危动物2.中国西南方3.越来越少土地4.在数量上5.让他们的海洋家园脏6.为...而杀死...7.在中国南部8.最古老的品种9.以......为食10.把...喂给...吃11.拿...来喂...12.有什么事要做13.许多、大量的，做主语，表复数14....的数量，做主语，表单数15.处在危险中,濒临灭绝16.处于困境中，在危难中17.处于困境中，有麻烦18.在陆地上19.登上....，降落在...上

animalsindangerSouthwestChina=thesouthwestofChinalessandlesslandinnumbermaketheiroceanhomedirtykill...forinthesouthofChina=inSouthChinatheoldesttypeoffeedonfeedsth.tosb./sth.feedsb./sth.withsth.havesth.todoanumberof+复数thenumberof+复数indangerinneedintroubleonthelandlandon...

RevisioninclassRevision形容词的比较等级1).原级，即原形，用very,so,too,as,quite等修饰.(not)as+adj./adv.(原形)+as和....(不)一样....so+adj./adv.(原形)+that如此....以至于.....too+adj./adv.(原形)+todosth.太.....而不能.....eg.Heistooyoungtogotoschool.=Heissoyoungthathecan’tgotoschool.HeisastallasTom.2)比较级：表示两者之间的比较，常用than连接，结构为“比较级+than”eg.Hisbrotherisbraverthanhim.TomrunsfasterthanMichael.注意：1.比较级+and+比较级越来越……eg.MissYeisgettingthinnerandthinner.Ourcountryisbecomingmoreandmorebeautiful.2.the+比较级，the+比较级

越....，越....eg.Theharderhestudies,thebetterhisgradesare.3.比较级前可用even(更加),still(更加),much(……得多),far(……得多),alittle(……一点),abit(一点),alot(大量)或倍数来修饰.eg.Mr.LiuisalotearlierthanI.FangfangisalittlefatterthanMeimei.4.the+比较级+ofthetwo...表示两者中较....或更....eg.Heisthetallerofthetwoboys.5.比较的对象相同，为了避免重复，可用that/those代替第二个比较对象，单数名词或不可数名词用that代替，复数名词用those代替.eg.TheweatherinShanghaiisbetterthanthatinWuhan.

ThetextsinBookIIIaremucheasierthanthoseinBookIV.3)最高级：表示三者或三者以上的比较,最高级前通常要加the,常用结构为“the+最高级（+名词）+比较范围”,比较范围常用介词in，of,among等引导的短语来表示.①in+范围，of+数量eg.ShanghaiisthelargestcityinChina.Timisthetallestboyofthree.②oneofthe+最高级+名词复数eg.Heisoneofthestrongestboysinourclass.③比较级+than+anyother+单数名词/比较级+than+theother+复数名词”...比任何其他的人或物都...（用比较级表示最高级）1.TheleveloftheYushuearthquakewas6.1.()2.Runningoutofthedoorissafer.()3.Themostimportantthingistostaycalm.()1b.Listento1aandmarkT(True)orF(False).FFT1c.Listenagainandfillintheblank.Thenreadittoyourpartner.TheYushuearthquakewasterrible.Many________felldown.Theearthquake_______morethantwothousandpeopleand______morepeople.Manychildren_____theirhomesandcouldn’tgotoschool.MissWangtoldthemthatrunningoutofthedoorcouldbe____________andthemostimportantthingisto________calm.buildingskilledhurtlostdangerousstayLanguagePoints1.hearaboutsb/sth=hearofsb/sth听说某人/某事hear+that从句听说……hearfromsb=getaletterfromsb收到某人的来信hearsbdosth听见某人做了或经常某事hearsbdoingsth听见某人正在做某事e.g.Ididn’thearaboutthenews.DidyouhearMariaplayingthepiano?Iheardfrommybestfriendjustnow.=Igotaletterfrommybestfriendjustnow.Iheard(that)therewasgoingtobeasoccergamebetweenthetwoclasses.2.morethan=over超过，多于（反）lessthan少于，不超过eg.morethantwothousandpeople=overtwothousandpeople3.loseone’shome(s)失去某人的家园loseones’lives/one’slife丧失生命LanguagePoints4.特殊疑问词+todoe.g.CouldyoupleasetellmehowtolearnEnglishwell?Idon’tknowwhichonetochoose.Theydon’tknowwhentomeet.5.动词作主语要变成动名词，动名词作主语用作单数。eg.Goingoutatnightaloneisverydangerous.6.protectsth./sb.fromsth.保护某物（人）免于……e.g.Thiswarmjacketwillprotectyoufromthecold.7.stayunderthetable待在桌子下面stay+adj.=keep+adj.保持……的状态e.g.stay/keepcalm保持冷静8.Ithinkso./Idon’tthinkso.LanguagePoints9.当thousand与具体数字连用时，用法为：基数词+thousand.意思是“几千”当thousand不与具体数字连用，表示不确定的泛指数时，要与of连用，用法为：thousandsof意思是：成千上万的相同用法的词：hundred百,million百万10.runoutof跑出…外/用光，用完...eg.Whenheheardsomebodyshouting,heranoutoftheroomatonce.Heranoutofhismoneyafterthreedays.runawayfrom...从...逃跑runinto撞上...、跑入...里面去11.falldown摔倒，倒塌falloff从....摔下来

LanguagePoints12.else任何其他的，放于不定代词和疑问词之后eg.somethingelse别的某东西whatelse=whatotherthings别的什么事13.dosomethingtodo...做……去做什么eg.Wecandosomethingtosavehislife.14.worryaboutsb./sth.=beworriedaboutsb./sth.担心某人/某物15.动词不定式作表语,表示梦想、工作、目标、目的、职业等是什么eg.Mydreamistobeasinger.2.Listentotheconversationandfillintheblanks.Thenpracticeinpairs.Michael: Hey,Kangkang.What’sthematterwithyou?Kangkang: I’m______becausemypenpal________ hisrightarmintheYushuearthquake.Michael: I’msorrytohearthat.Isit________?Kangkang: Yes.Hecan’t________________ordoanything elsenow.Heisverysad.Michael: Don’tworry.He’llbeOK.Wecandosomething to_______him.Kangkang: Thanksalot.sadbrokeseriousgotoschoolhelp/´snəu¸stɔ:m/__________________________

snowstormrainstorm/taɪ'fuːn/typhoon_____________

['reɪnstɔːm]

forestfire/'fɒrɪst//'faɪə//flʌd/flooddrought/draʊt/_____________3a

Lookatthepicturesandwritedownthewordsaccordingtothesounds.Thenlisten,readandcheck,payingattentiontothevowelsandstress.3b.

Listenandpayattentiontothemarkedpartsandintonation.Readafterthetapeandimitate.Thenworkinpairsandusethewordsin3aandthecomparativeorsuperlativeformsofadjectivestopractice./θ

/

:

thinkearthquaketoothacheanything

/ð

/

:

thistheirthemmotherThefallingtoneisoftenusedinstatements,exclamations,commandsandWh-questions.4.Whichisthemostseriousnaturaldisaster（自然灾害）ofalltheabove?Interviewyourclassmatesandcompletethetable.NaturaldisastersThemostserioussnowstormrainstormtyphoonflooddroughtforestfireearthquakeYoumaybeginlikethis:Johnthinks...ismoredangerousthan...Healsothinks...isthemostdangerous...1.听说2.收到某人的来信3.听见某人做了或经常某事4.听见某人正在做某事5.失去某人的家园6.保护…免受…的伤害7.跑出…外/用光，用完...8.从...逃跑9.撞上.../跑入...里面去10.保持冷静11.别的某东西12.做……去做什么13.摔倒，倒塌14.从....摔下来15.成千上万的16.担心某人/某物17.得到这个消息18.怎样做某事19.超过

hearabout=hearofhearfromsb=getaletterfromsbhearsbdosthhearsbdoingsthloseone’shomeprotectsb./sth.from…runoutofrunawayfrom...runintostaycalm=keepcalmsomethingelsedosomethingtodo...falldownfalloffthousandsofworryaboutsb./sth.=beworriedaboutsb./sth.getthenewshowtodosth.morethan=over

Exercisesinclass1.

Janefeelssadbecauseshe________inanearthquake.

A.lostherhome

B.loseherhome

C.wentback

D.gobackhome2.

Ifanearthquakehappenandyouareinabigbuilding,youneedto_________.A.keepcalm

B.donoting

C.runoutofthebuilding

D.jumpoffthebuilding3.

Rememberthatthemostimportantthingis________calmintheearthquake.A.stayingB.stayC.tostayD.stays4.

Wehavebought_______desksforthechildrenthere,and____childrenhavebeentoourschool.

A.thousandsof,twothousandsof

B.thousandof,twothousandsof

C.thousandsof,twothousands

D.thousandsof,twothousand5.Howcanweprotectourselves________theearthquake?—Weshouldstayclamfirst.A.with

B.about

C.for

D.from6.I_______thegoodnewsnotlongago.A.heardabout

B.heard

C.listened D.listenedto7.Thequestionis_______.A.whenstarting B.whenstarted C.whenstart D.whentostart8.Don’tlook_______thewindow.A.off

B.of

C.outof D.out9.——Canyoutellme________healthy?——Youshouldexercisemoreandyoushouldn'tstayuplate.A.howtokeepB.whattokeepC.whytokeep D.wheretokeep10.Ithinkafloodis________thanarainstorm,andatyphoonis______ofthethree.A.dangerous;moredangerousB.moredangerous;themostdangerousC.themostdangerous;moredangerousD.dangerous;mostdangerous11.Theoldmanonhiswayhome________anddied.A.felloff B.felldown C.satdown D.wrotedownAACDDADCABB完成句子1.Idon'tknowhow_____________(write)thisword.Couldyouhelpme?2.__________(run)outofthehouseisexcitinginSpring.3.Whichisthe______________(important)thinginthefire?4.Withthehelpofthepolicemen,thecityismuch______________(safe)thanitusedtobe.5.ItwasraininghardwhenI_________