《初中英语八年级下册Unit7 Section B 1a-1d》课件

SectionB1a-1dUnit7What’sthehighestmountainintheworld?初中英语八年级下册RJ1.Newwords:cm(=centimeter),weigh,birth,adult2.Expressions:atbirth,uptoLearninggoals点击，播放视频Warmingup点击，播放视频Itis350cmtall.Itweighs5,000kilos.Iteats150kilosoffoodaday.Itcanhelppeopledoalotofwork.Elephantweighv.重量是……；称……的重量cm(=centimeter)n.厘米读作350centimetersItis150cmtall(standingontwolegs).Atbirth,itisonlyabout0.1to0.2kilos,butanadultoneweighs100kilos.Iteats10kilosoffoodaday.Itisasymbolofourcountry.Pandabirthn.出生；诞生atbirth出生时adj.

成年的；成人的n.成人；成年动物1aComparefactsaboutthesetwoanimals.Usethelanguageintheboxtohelpyoumakesentences.Elephantis350cmtallweighs5,000kiloseats150kilosoffoodadayPandais150cmtall(standingontwolegs)weighs100kiloseats10kilosoffoodadayComparedonweightExamplesentence:Thiselephantweighsmanytimesmorethanthispanda.(200cmtaller/shorter,weighmuchmore/less,eatmuchmore/less,eatmanytimesmore)Nowmakemoresentences.Thispandais200cmshorterthanthiselephant.Thiselephanteatsmuchmorethanthispanda.…Onheight/weight/food/otherfactsyouknow:————————————————————————————————————————————————————————————————————————————————————1.Thiselephantweighsmanytimesmorethanthispanda.(教材P531a)(1)

weigh此处作系动词，意为“重量是……”。Howmuchdoyouweigh?你体重多少？Atbirth,mostbabiesweighbetween3and4kilograms.大多数婴儿出生时的体重在3千克到4千克之间。Languagepointsweigh/weɪ/v.重量是……；称……的重量(2)

weigh还可作及物动词，意为“称……的重量”。Sheweighedthestoneinherhand.她用手掂了掂那块石头的重量。【拓展】weight作名词，意为“重量；分量”。

puton/gainweight表示“增加体重”；loseweight表示“减重”。Thistableisthreetimeslongerthanthatone.这张桌子是那张桌子的三倍长。倍数+比较级+than1.Thiselephantweighs

manytimes

morethan

thispanda.(教材P531a)该结构意为“是……（长/宽等）的多少倍”，表示倍数。【拓展】(1)“倍数+as+形容词/副词原级+as”也表示倍数，意为“……是……的几倍”。Thistableisthreetimesaslongasthatone.这张桌子是那张桌子的三倍长。(2)“倍数+the+size/length/height...+of...”意为“……是……的几倍大/长/高”。Thistableisthreetimesthelengthofthatone.这张桌子是那张桌子的三倍长。0.10.2162050100120150zeropointonezeropointtwosixteentwentyfiftyonehundredonehundredandtwentyonehundredandfiftyReadthefollowingnumber.1bListenandcheck(√)thenumbersyouhear.______100______16______20______50______120______0.1______0.2______150√√√√√1cListenagainandcompletethesentences.Atbirth,ababypandaisabout______to______kilos.Atbirth,ababypandaisabout______cmlong.Ababypandaisnotblack.Itis______andithasno______5.Apandacanliveupto______to______years.0.10.215pinkteeth2030到达（数量、程度等）；至多有；不多于ListenandRead.Teacher：Doyouhaveanyquestionsaboutbabypandas?Boy1：

Aretheymuchsmallerthananadultpanda?Teacher：Yes.Whenthey’reborn,theyonlyweighabout

0.1to0.2

kilos.Boy1：

Wow,that’ssmall!Iknowanadultpandaweighsmanytimesmorethanababy.Teacher：That’sright.Andtheadultpandasweigharound

100kilos.Boy2：

Whataboutthesizeofababypanda?Howsmallisit?Teacher：Atbirth,it’sonlyaround

15

cmlong,butanadultpandaisaround150cmlong.Girl：

Isababypandaalsoblackandwhite?Teacher：No,youwouldneverguess!Ababypandaispink

anditcannotsee.Italsodoesn’thaveanyteeth.Girl：

Howlongcanpandaslive?Teacher：Theycanliveupto20

to

30years.1.Atbirth,ababypandaisabout0.1to0.2kilos.(教材P531c)atbirth意为“出生时”，常用作时间状语。其中，birth作不可数名词，意为“出生；诞生”。dateofbirth意为“出生日期”，givebirthto表示“生孩子；产崽”。atbirth

出生时Atbirth,ababyisalwayscryingaloud.出生时，婴儿总是大声地哭。Lastweek,herauntgavebirthtoababygirl.上周，她姑姑生了一个女婴。Languagepoints2.Apandacan

liveupto20to30years.(教材P531c)upto后常跟数词，liveupto表示“活到……岁”。upto到达(某数量、程度等)；

至多有；不多于Thereareuptofortypeopleinthepark.公园里至多有40人。【拓展】beuptosb.表示“是……的职责；由……

决定”。—Shallwegooutorstayathome?我们出去还是待在家里？

—It’suptoyou.由你决定。1dTaketurnstellingyourclassmatesaboutpandas.A:Ababypandacannotsee.B:Anadultpandaweighsmanytimesmorethanababypanda.GameTrueorFalse?Anadultpandaistentimeslongerthanababypanda.True.Atbirth,apanda’sonlyaround15cmlong,butanadultpandaisaround150cmtall(standingontwolegs).一、单项选择1.Theroadis________thatone．A.twiceaswideras B.twiceaswideasC.twicesowideas D.widertwicethan2.Ourschoolis________yours．A.twicebiggerthan B.biggertwicethanC.twicebigthan D.manytimesbigthanBAExercises3.(原创)Thequestionisnotdifficult.sothatit’s

________youtodecidehowtosolveit.A.upto B.belongtoC.dependon D.assoonas4.________,myweightwasabout3.5kg.A.AtfirstB.AttimesC.Atbirthday D.AtbirthAD二、用所给单词的适当形式填空。1.He____________(weigh)thestoneinhishandjustnow.2.Hiswifegave____________(birthday)toababyboyyesterday.3.Many____________(adult)alsolikeplayingcomputer

games.weighedbirthadults4.Theelephantweighsmanytimes__________(much)thanthekoala．5.TownCinemais____________(cheap)thanScreenCity．6.Thesizeofourschoolis____________(two)biggerthantheirs.morecheapertwice三、根据汉语意思补全句子1.那个婴儿生下来重七磅。Thatbabyweighedsevenpounds_________________.2.一只熊猫能活20到30年。Apandacan___________________________20to30years.3.这头大象的重量比这头熊猫重许多倍。Thiselephantweighs____________________morethanthispanda.atbirthliveuptomanytimesKeywordsUsefulexpressionsatbirth,uptocm(=centimeter),weigh,birth,adultSummary第1课时

SectionA

(1a-2d)一、用所给单词的适当形式填空。1.TheWestLakeisveryfamous.Many________(游客)visititeveryyear.2.Hissisterisoneandahalf________(米)tall.3.Whatan________(amaze)storyourChineseteachertoldusjustnow!touristsmetersamazing三二一4.Everyoneshoulddomorethings_________(protect)thesepandas.Theyareindanger.5.Ithinkthestreetinfrontofyourhouseisalot_________(wide)thantheoneinfrontofmyhouse.toprotectwider三二一二、单项选择。(

)6.—Doyouknow_______theNileis?—It’s6,671kilometerslong.

A.howlongB.howmuchC.howoftenD.howfar(

)7.—Theriverisaboutthreemeters_______.—Soitmustbedangeroustoswiminit.A.longB.deepC.wideD.high(

)8.Pleasefeelfree_______questionsifyoudon’tunderstand.A.askB.askingC.toaskD.askedABC三二一(

)9.Ofallthestudents,Emilyis_______.A.hard-workingB.morehard-workingC.mosthard-workingD.themosthard-working(

)10.Ourvillagebecomes_______thanbeforebecauseof“BeautifulVillages”project.A.cheaperB.longerC.cleanerD.lowerDC三二一三、完成句子。11.—这个城市的人口是多少?—150多万。—_______thepopulationofthecity?—Morethan1.5million.12.据我所知，再没有其他像这样大的人造物体了。AsfarasIknow,therearenootherman-madeobjects___________thisone.What’sasbigas三二一第2课时

SectionA(3a-3c)一、英汉互译。1.mountainclimbing_______________2.吸入_______________3.面对________________爬山takeininthefaceof三二一二、用所给单词的适当形式填空。4.Thesnowherewas_________(thick)thanthatoverthere.5.Ithinkthismountainisverydangerousforus_________(climb).6.Shegaveup_________(go)tothepartybecauseshehadtolookafterhersister.7.Thetest_________(include)fourparts:listening,speaking,readingandwriting.thickertoclimbgoingincludes三二一8.Runningisoneofthemostpopular________(sport)intheworld.Manypeopledothiskindofsporttokeephealthy.9.Takecarewhenyouwalkontheroadin_________(freeze)weather.10.DotheHimalayasrunalongthe___________(southwest)partofChina?sportsfreezingsouthwestern三二一三、单项选择。(

)11.Aftersuchalongtime,hesucceededin_______thetopofthemountain.

A.takingB.risingC.reachingD.picking(

)12.Onweekends,theSmithsusuallydrivetothecountrysideand_______thefreshairthere.A.comeinB.takeinC.takeoffD.wakeupCB三二一(

)13._______

Frankleftschoolattheof18,hestillbecameasuccessfulwriter.A.EversinceB.InfactC.AfterallD.Eventhough(

)14.Dreamsarebeautiful.However,ittakesalotoftimeandworkto

them.A.forgetB.findC.achieveD.count(

)15.Thepollutionoftheenvironmentisthemostserious______weface.A.thoughtB.challengeC.gameD.stormDC三二一B(

)16.Dr.YuanLongpinghadadreamthathecoulddevelopriceas_______

aspeanuts(花生).A.largeB.largestC.largerD.thelargest(

)17.It’soneof_______

thingsintheworldtostaywithfamilymembers.A.thehappiestB.happierC.happyD.happiestAA三二一第3课时

SectionA

(GrammarFocus-4c)一、写出下列单词的比较级和最高级。1.high_____________2.long_____________3.thin_____________4.big______________5.large_____________6.popular_______________7.few_____________8.little_____________9.much_____________10.old_____________higher;highestlonger;longestthinner;thinnestbigger;biggest.三二一larger;largestmorepopular;mostpopularfewer;fewestless;leastmore;mostolder/elder;oldest/eldest二、选词填空。11.Qomolangmais8848.86meters_________.12.Nooceanintheworldisas_________asthePacificOcean.13.Chinesefoodis_________knownandenjoyedallaroundtheworld.14.We’rehappytoseeourcityisdeveloping___________thanbefore.15.MissWangisthe___________teacherinourschool.highbigwidelymorequicklymostpopularbig,wide,popular,quickly,high三二一三、单项选择。(

)16.—Lucy,haveyouchangedamobilephonewith5G?—Yes,Ithinkthemobilephonewith5Gcansendvideosmuch________thantheonewith4G.

A.fastB.fastestC.thefastestD.faster(

)17.Jennywillgetup________thanusualinordertocatchthefirstbus.A.earlyB.theearliestC.earlierD.earliestDC三二一(

)18.It’scoldoutside.Bob’smotheraskedhimtowear_____clothes.A.thinB.fatC.thickD.long(

)19.Ginaisagreatdancer.Shedances________thanothers.A.morebeautifulB.morebeautifullyC.lessbeautifulD.mostbeautifullyCB三二一(

)20.I’mprettygoodattennis.ActuallyI’mprobably________intheclub.A.thebestB.worseC.goodD.better(

)21.Rememberthis,kids,________carefulyouare,________mistakesyouwillmake.A.themore;thefewerB.themore;thefewC.themore;thelessD.themuch;thefewerAA三二一第4课时

SectionB

(1a-1d)一、英汉互译。1.出生时_______________2.活到……_______________3.来自_______________4.manytimes_______________5.beborn______________atbirthliveuptocomefrom很多倍/许多次三二一出生二、单项选择。(

)6.Thiscameraistooexpensive.I’dlikea________one.A.cheapB.cheaperC.cheapestD.moreexpensive(

)7.—Howheavyisanelephant?—It________about5,000kilos.A.includesB.weighsC.eatsD.loses(

)8.ThepopulationofChinaisabout________thanthatoftheUS.A.fourtimesB.fourthtimesmoreC.fourtimeslargerD.fourthtimeslargerBBC三二一(

)9.Idon’tliketoreadbooksinthesunshine,becauseit’snotgood________myeyes.A.atB.toC.withD.for(

)10.Thelocalguidespoke________shecouldtomakethevisitorsunderstandher.A.asclearlyasB.soclearasC.asclearasD.soclearlyasDA三二一三、完成句子。11.撒哈拉沙漠是世界上最大的沙漠。TheSaharais________________desertintheworld.12.大象比大熊猫重许多倍。Anelephantweighs________________________thanapanda.13.最高的三个女孩中的一个是我的妹妹。Oneof________________________ofthethreeismysister.thebiggestmanytimesmorethetallestgirls三二一14.汤姆吃的比迈克少得多。Tomeats________________thanMike.15.这条河的长度是那条河的五倍。Theriveris___________________________________thatone.muchlessfivetimesaslongas三二一第5课时

SectionB

(2a-2e)一、用所给单词的适当形式填空。1.Wildanimalswhicharenowindangerneedour_________(protect).2.Becauseofher_______(ill),shedidn’tgotothebeachonvacation.3.Thepanda________

(keep)aretakingcareofthosepandas.4.Whentheyheardthegoodnews,theyjumpedwith_________(