英语人教版八年级下册unit7sectionb1a-1d

1、Unit7What'sthehighestmountainintheworld?SectionB第一课时StepOneTeachingaims.1. 通过听力训练了解数字读法、熊猫及大象的特征。2. 正确地运用倍数及具体数量做出比较3. 熟练运用atbirth、liveupto、weighStepTwoPreviewtests一 通过预习，你能说出下列单词和词组吗？厘米出生时成年的，成人到达（某数量、程度等）不多于重量是，称的重量二 你能用英语说出下列数字吗？10012050150.23260StepThreeLearningagainbyleading一Listento1b,prac

2、ticethenumbersagain.二Listento1c,fillintheblanks,learnsomethingaboutthepandas.Payattentionto:atbirth,liveupto三 Comparefactsaboutthetwoanimalsin1a.Translateandanswerthequestions.1. Howtallisthepanda?2. Whicheatsmore,thepandaortheelephant?3. Howmuchdoestheelephantweigh?四 1.Howmuchdoestheelephantweigh?大

3、象重多少？Itweighs5000kilos.它重5000千克。句中的weigh是词，意思是2.Pleaseweighthebox.请称一下盒子的重量。句中的weigh是词，意思是3.What'stheweightofthedog?那只小狗的重量是多少？句中的weight为词，意思是.练习题：1. 曹冲称象。2.我妹妹出生时重3公斤。3.Doyouknow_yourmother?你知道你妈妈的体重吗？五 Theelephantis350cmtall.Thepandais150cmtall.Theelephantis200cmtallerthanthepanda.翻译下列句子.1. 我比

4、我妹妹大十岁。2. 这把尺子比那把尺子长两米。六 Theelephantweighs5000kilos.Thepandaweighs100kilos.Theelephantweighsmanytimesmorethanthepanda.Myhairisthreetimeslongerthanyours.我的头发比你的头发长3倍Yourroomistwiceasbigasmine.你的房间是我房间的两倍大。上面句子中的time意思是,是（可数/不可数）名词A比B多少倍”用英语结构为A是B倍”练一练：1.Thelighttravelsthanthesound.A.muchtimesfastB.mu

5、chtimesfasterC.manytimesfastD.manytimesfaster2. Theboxisthatone.A.fourtimesasbigasBfourtimesbigCfourtimesbiggerD.fourtimebig2.这座山比那座山高三倍。Stepfourexercises：1.Thiskindofanimalcanliveup10years.A.toB.inC.forD.at2.Thepanda50kilosmorethanaman.A.weighB.weightC.weighs3. Ourschoolistheirs.A.threetimebiggerthanBthreetimesbigB.threetimebiggerDthreetimesasbigas4. Thisholeisthanthatone.这个洞比那个洞深两米。5. Myhairisyours.我的头发比你的头发长三倍。StepFiveSumma