【文档说明】《Unit 7 Section B 1a-1d》教学课件5-八年级下册新目标英语【人教版】.ppt，共(27)页，24.185 MB，由小喜鸽上传

转载请保留链接：https://www.ichengzhen.cn/view-103778.html

以下为本文档部分文字说明：

(1a-1dinSectionB)What’sthehighestmountainintheworld?Unit7Lead-inHowmuchdoyouknowaboutelephantsandpandas?Atbirth,ababypand

aisquitesmall,anditispinkandithasnoteeth,itisonlyabout15cmlonganditonlyweighsabout0.1kilos.Anadultpandaweighsabout100kilos.Itisabout150cml

ong.Amotherpandausuallyspendsabouttwoyearstakingcareofherbaby.Theelephantsarethebiggestlandanimasinthe

world.Theyhavelongnosesandbigears.Theyareabout2metershighandweighabout3,000kilos.TheymainlyliveinAfric

a.1aComparefactsaboutthesetwoanimals.Usethelanguageintheboxtohelpyoumakesentences.Elephant—is350cmtall—w

eighs5,000kilos—eats150kilosoffoodadayPanda—is150cmtall(standingontwolegs)—weighs100kilos—eats10kilosoffoodadayExamplesentence:Thiselephantweighs

many(50)times(倍)morethanthispanda.(200cmtaller/shorter,weighmuchmore/less,eatmuchmore/less,eatmanytimesmore)Thiselephantis200cmtallerthanthispand

a.Thiselephantweighsmuchmorethanthispanda.Thiselephanteatsmuchmorethanthispanda.Thiselephanteatsmany（１５）timesthanthispanda

aday.Languagepoints1.weighv.重量是……；称……的重量用作及物动词时,接名词、代词作宾语。like,weightheeggs,weighit...weigh也可表示某物重达多少,接表示数量的名词性状语。Theb

igstoneweighs123,456kilos.名词形式为weight。2.Thiselephantweighsmanytimesmorethanthispanda.manytimesmorethan意为“比……

多很多倍”。拓展：英语中常用的倍数表达法：（1）“A+谓语动词+倍数+形容词/副词的比较级+than+B”表示“A比B……多少倍”。Herunsthreetimesfasterthanhisbrother.他跑得比他弟弟快三倍。（2）“A+谓语动词+倍数+as+形容词/副词

的原级+as+B”表示“A是B的多少倍……”。Thistreeisthreetimesastallasthatone.这棵树是那棵树的三倍高。（3）“A+谓语动词+倍数+theheight/weight/length…+of+B”表示“A的高度/重量/长度……是B的多少倍”。Thishilli

sfourtimestheheightofthatsmallone.这座山的高度是那座小山的四倍。1bListenandcheck(√)thenumbersyouhear.____100____16____20

____50____120____0.1____0.2____150√√√√√1cListenagainandcompletethesentences.1.Atbirth,ababypandaisabout_____to_____kilos

.2.Atbirth,ababypandaisabout_____cmlong.3.Ababypandaisnotblack.Itis______andithasno_____.4.Apandacanliveupto____

__to______years.0.10.215pink2030teethLanguagepointsuptoupto到达（某数量、程度等）；至多有；不多于其中to为介词，后接名词作宾语。Exercise1.—Whydon’tyoubuythisbook?—B

ecauseitis___ofthetwobooks.A.expensiveB.moreexpensiveC.mostexpensiveD.themostexpensive2.Davidjumpedthe____inthelongjump.Hewonth

egame!A.longestB.fastestC.highestD.farthestBD单项选择3.Ourteachertellsusthattheearthisabout_______asthemoon.A.a

sfiftytimebigB.fiftytimesasbigC.asbigfiftytimesD.fiftyastimesbigB4.Herschoolworkisn’tquite_______themark.A.leadtoB.turntoC.uptoC完成句子。1.He_______

__(weight)only70kilosnowaftertakingabalanceddiet.weighs2.他父亲的年纪有他两倍大。Hisfatheris___________________ashe.twiceasoldTalk

aboutpandasandelephantstomakeasummaryforthisclass.Anadultpandaweighsmanytimesmorethanababypanda.Ababypandacannotsee.Ababypand

aispinkanditdoesn’thaveanyteeth.Atbirth,ababypandaisonlyaround15cmlong.Theadultpandasweigharound100kilos.Pa

ndascanliveupto20to30years.