英语人教版八年级下册U7 Section B 1a-1d.ppt

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1、 Unit 7Whats the highest mountain in the world?Section B(1a-1d).短语互译短语互译1.多于多于 _2.出生时出生时 _ 3.活活到到 _4.stand on two legs _5.an adult panda _答答案案:1.more than2.at birth3.live up to.4.两两腿腿站立站立5.一只成年大熊猫一只成年大熊猫.句型展示句型展示1.大象高大象高350厘米厘米,重重5 000千克千克,每天吃每天吃150千克的食物。千克的食物。An elephant is 350 cm_,_5,000 kilos and

2、_150 kilos of food a day.2.这头大象比这只大熊猫重很多倍。这头大象比这只大熊猫重很多倍。This elephant weighs_ _ _than this panda.答案答案:1.tall;weighs;eats2.many times more3.刚出生时的大熊猫大约刚出生时的大熊猫大约0.1到到0.2千克。千克。_ _,a baby panda is about 0.1 to 0.2 kilos.4.大熊猫能活到大熊猫能活到16到到20岁。岁。A panda can_ _ _16 to 20 years.答案答案:3.At birth4.live up to1

3、.This elephant weighs many times more than this panda.这头大象比这只大熊猫重很多倍。这头大象比这只大熊猫重很多倍。【自自主主领领悟悟】(1)weigh是是动动词词,意意为为“有有重重,重重”。weigh many times more than.意意为为“比比重重很很多多倍倍”,time在此表示倍数。在此表示倍数。(2)表表示示两两倍倍用用twice,三三倍倍(及及以以上上)用用“基基数数词词+times”。若若要要表述表述“比比倍还要多倍还要多”可在倍数前加可在倍数前加over,more than。【归纳拓展归纳拓展】倍数的三种常用表达法

4、倍数的三种常用表达法(1)A+be+倍数倍数+as+形容词形容词/副词原级副词原级+as+B。例如例如:A is four times as strong as B.A比比B强壮强壮3倍。倍。(2)A+be+倍数倍数+形容词形容词/副词比较级副词比较级+than+B。例如例如:A is more than ten times bigger than B.A比比B大大10倍还多。倍还多。(3)A+be+倍数倍数+计量名词计量名词+of+B。例如例如:Asia is four times the size of the Europe.亚洲是欧洲的四倍大。亚洲是欧洲的四倍大。【活学活用活学活用】你的

5、房间是我的两倍大。你的房间是我的两倍大。Your room is_ _ _ _mine.猎豹跑得比人快猎豹跑得比人快6倍还不止。倍还不止。A cheetah runs more than _ _ _ _ _a man.=A cheetah runs over _ _ _ _ a man.答案答案:twice as large/big assix times as fast as;six times faster than2.At birth,a baby panda is about 0.1 to 0.2 kilos.刚出生时的大熊猫大约刚出生时的大熊猫大约0.1到到0.2千克。千克。【自自主

6、主领领悟悟】birth是是名名词词,意意为为“出出生生,发发育育”,常常用用短短语语为为:at birth意意为为“出出生生时时”,give birth to意意为为“生生;引引起起,产产生生”,date of birth意为意为“出生日期出生日期”。【活学活用活学活用】小袋鼠出生时在它妈妈的育儿袋里。小袋鼠出生时在它妈妈的育儿袋里。_ _,a baby kangaroo is in its mothers pouch.著名的女演员姚晨生了一个健康的男孩。著名的女演员姚晨生了一个健康的男孩。Yao Chen,a famous actress _ _ _ a healthy boy.答案答案:A

7、t birthgave birth to单项选择。单项选择。1.The Oriental Pearl Tower(东东方方明明珠珠塔塔)isthan the Eiffel Tower(埃菲尔铁塔埃菲尔铁塔).A.144 meters higher B.144 meters highC.144-meter higher D.144-meter-higher2.An adult panda eats many timesa baby panda.A.more B.lessC.more than D.less than3.A giraffe can live up30 years.A.to B.in C.at D.for4.The light travelsthe sound.A.8.8105time as fast asB.8.8105times as faster asC.8.8105time as faster asD.8.8105times as fast as5.The tiger weighsmore than the cat.A.much B.littleC.much time D.many timeSee you next time