人教新目标八年级下册Unit7SectionB1a-1d

人教新目标八年级下册Unit7What’sthehighestmountainintheworld?SectionB

1a-1d听说课优质课

Learninggoals1.在语境中听懂、认读、理解运用下列词汇:centimeter,weigh,birth,atbirth,upto,adult2.通过导入环节中大象和熊猫的对比,再现比较级和最高级,以及理解manytimesmorethan的用法;3.通过1b1c听力练习,能听懂babypanda和adultpanda,各方面的对比;4.通过听后练习,能从weight,color,size,age等各方面进行复述,并且能根据听力材料内容描写其他动物进行语言输出;5.通过听力材料,提高同学们对于保护濒危野生动物的意识。cm(=centimeter)weighbirthatbirthuptoadult厘米v.

重量是……；称……的重量n.

出生；诞生出生时到达(某数量、程度等)；至多有；不多于adj.

成年的；成人的n.

成人；成年动物WordsReview0Elephant—is350cmtall—weighs5,000kilos—eats150kilosoffoodadayTheelephantisis350cmtall.Theweightofthiselephantis5,000kilos.---Howtallisthiselephant?---Howheavyisthiselephant?Thiselephant

weighs

5,000kilos.---Howmuchfooddoesthiselephanteataday?Theelephantiseats150kilosoffoodaday.Doyouknow?0Panda

—is150cmtall(standingontwolegs)—weighs100kilos—eats10kilosoffoodaday---Howtallisthispandawhenit’sstandingontwolegs?---Howheavyisthispanda?Thepandais150cmtall.Thispandaweighs

100kilos.Theweightofthispandais100kilos.---Howmuchfooddoesthispandaeataday?Thepandaiseats10kilosoffoodadayl.Doyouknow?Comparefacts.Usethelanguageintheboxtomakesentences.Theelephantis______thanthepanda.Thepandais_______thantheelephant.—is350cmtall—is150cmtalltallerRound1:heightTheelephantis___________________thanthepanda.200cmtallershorterThepandais___________________thantheelephant.200cmshorterRound2:food—eats150kilosoffoodaday—eat10kilosoffoodadayTheelephanteats____________thanthepanda.Theelephanteats__________morethanthepanda.muchmore大象吃的比熊猫多。manytimes大象吃的比熊猫吃的多很多倍。Thepandaeats______thantheelephant.lessRound3:weight—weighs5,000kilos—weighs100kilos1.Theelephantis_______thanthepanda.(heavy)2.Theelephant___________thanthepanda.(weigh)3.Theelephantweigh____________morethanthepanda.4.Thepandais______thantheelephant.(light)5.Thepanda___________thantheelephant.(weigh)heavierweighsmore

manytimeslighterweighsless

Thisgiraffe----is800cmtall----weighs700kilos----eats35kilosoffoodadayThistiger----is130cmtall----weighs300kilos----eats40kilosofmeatamealTips:(…cmtaller\shorter,weighsmuchmore\less,eatsmuchmore\less,eatsmanytimesmore)Pre-listeningFromababypandatoanadultpandaDoyouknowhowababypandagrowintoanadultpanda?Watchavideoandknowaboutit.Canyoureadthenumbersbelow?161001501205020sixteenzeropointonezeropointtwoonehundredonehundredandfiftyonehundredandtwentyfiftytwentyListenandcheck()thenumbersyouhear._____100______16_______20________50_____120_____0.1______0.2_______1501b√√√√√√1cAtbirth,ababypandaisabout______to______kilos.Atbirth,ababypandaisabout______cmlong.Ababypandaisnotblack.Itis______andithasno______.Apandacanliveupto______to______years.15pinkteeth2030多达[bɜːθ]

n.出生

出生时Atbirth,ababypandaisabout___to___kilos.Atbirth,ababypandaisabout____cmlong.Ababypandaisnotblack.Itis____andithasno_____.Apandacanliveupto___to___years.1cpink1520teeth30Listenandrepeat.Teacher：Doyouhaveanyquestionsaboutbabypandas?Boy1：Aretheymuchsmallerthananadultpanda?Teacher：Yes.Whenthey’reborn,theyonlyweighabout0.1to0.2kilos.Boy1：Wow,that’ssmall!Iknowanadultpandaweighsmanytimesmorethanababy.Teacher：That’sright.Andtheadultpandasweighabout100kilos.Boy2：Whataboutthesizeofababypanda?Howsmallisit?Teacher：Atbirth,it’sonlyaround15cmlong,butanadultpandaisaround150cmlong.Girl1：Isababypandaalsoblackandwhite?Teacher：No,youwouldneverguess!Ababypandaispinkanditcannotsee.Italsodoesn’thaveanyteeth.Girl1：Howlongcanpandaslive?Teacher：Theycanliveupto20to30years.WhenitwasbornPost-listeningAforeignfriendwantstoknowsomethingaboutpanda.Canyouintroducesomethingaboutpandatohim?weightcolorageAtbirth,ababypanda…Whenitgrowsup,anadultpanda…100pinkblackandwhite20-3015cm150cmteethnoteethhasteethsightcan’tseecanseesizeProtectingwildanimalsistoprotectourselves.1.Thiselephantweighs

manytimesmorethanthispanda.①weigh:v.重量是……；称……的重量Heweighedthefish.他称了一下这条鱼。②weight:n.重量，分量What’stheweightofthesheep?这只羊的重量是多少？LanguagepointsThisbookisthreetimesaslongasthatone．＝Thisbookisthreetimeslongerthanthatone．这本书的篇幅是那本书的3倍(即比那本书长两倍)。

time在此处意为“倍数”，once一倍，twice两倍，threetimes三倍...这辆小车的速度是那辆卡车的三倍。Thecarruns______________thanthattruck.Thecarruns___________________asthattruck.threetimesfaster【拓展】“A是B的…倍”的表达方式：

①数词＋timesas...as②数词＋times比较级＋thanthreetimesaslong2.Anadultpandaweighsmanytimesmore

thanababypanda.“倍数+比较级+than…”，表示“……比……(大/小/长/短……)几倍”。这个盒子比那个字大三倍。Thisboxis__________________thatone.threetimesbiggerthan

大象吃的是熊猫的十五倍。Theelephantseats___________________thepanda.15timesmorethan

3.weighs5,000kilos重5000千克。weigh:vt.“称…的重量”weight:不可数名词，“重量，分量”减肥loseweight增重putonweight他称了一下这条鱼。He_______thefish.这只羊的重量是多少？What’sthe_______ofthesheep?weighedweight1.Theroadis________thatone．A．twiceaswideras B．twiceaswideasC．twicesowideas D．widertwicethan2.Ourschoolis________thanyours．A．twicebigger B．biggertwiceC．twicebig D．manytimesbigBAExercises4.Atbirth,ababypandaisabout0.1to0.2kilos.*atbirth“出生时”*atbirth=whenitwasborn,在句中常作时间状语At

birth,

most

babies

weigh

between

6

and

8

pounds.

大多数婴儿出生时的体重在6磅到8磅之间。他出生时重三公斤。Heweighedthreekilos________.atbirthmoretwiceearlierbusythebusiestadultsbirthcheaper一、用所给单词的适当形式填空。二、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___________