【金榜学案】八年级英语下册 Unit 7 What’s the highest mountain in the world Section B (1a-1d)课件 .ppt

Unit 7Whats the highest mountain in the world?Section B(1a-1d),.短语互译1.多于 _2.出生时 _ 3.活到 _4.stand on two legs _5.an adult panda _答案:1.more than2.at birth3.live up to.4.两腿站立5.一只成年大熊猫,.句型展示1.大象高350厘米,重5 000千克,每天吃150千克的食物。An elephant is 350 cm_,_5,000 kilos and_150 kilos of food a day.2.这头大象比这只大熊猫重很多倍。This elephant weighs_ _ _than this panda.答案:1.tall;weighs;eats2.many times more,3.刚出生时的大熊猫大约0.1到0.2千克。_ _,a baby panda is about 0.1 to 0.2 kilos.4.大熊猫能活到20到30岁。A panda can_ _ _20 to 30 years.答案:3.At birth4.live up to,1.This elephant weighs many times more than this panda.这头大象比这只大熊猫重很多倍。【自主领悟】(1)weigh是动词,意为“有重,重”。weigh many times more than.意为“比重很多倍”,time在此表示倍数。(2)表示两倍用twice,三倍(及以上)用“基数词+times”。若要表述“比倍还要多”可在倍数前加over,more than。,【归纳拓展】倍数的三种常用表达法(1)A+be+倍数+as+形容词/副词原级+as+B。例如:A is four times as strong as B.A比B强壮3倍。(2)A+be+倍数+形容词/副词比较级+than+B。例如:A is more than ten times bigger than B.A比B大10倍还多。,(3)A+be+倍数+计量名词+of+B。例如:Asia is four times the size of the Europe.亚洲是欧洲的四倍大。,【活学活用】你的房间是我的两倍大。Your room is_ _ _ _mine.猎豹跑得比人快6倍还不止。A cheetah runs more than _ _ _ _ _a man.=A cheetah runs over _ _ _ _ a man.答案:twice as large/big assix times as fast as;six times faster than,2.At birth,a baby panda is about 0.1 to 0.2 kilos.刚出生时的大熊猫大约0.1到0.2千克。【自主领悟】birth是名词,意为“出生,发育”,常用短语为:at birth意为“出生时”,give birth to意为“生;引起,产生”,date of birth意为“出生日期”。,【活学活用】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。Yao Chen,a famous actress _ _ _ a healthy boy.答案:At birthgave birth to,单项选择。1.The Oriental Pearl Tower(东方明珠塔)isthan the Eiffel Tower(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 than,3.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 as,5.The tiger weighsmore than the cat.A.much B.littleC.much time D.many time,