英语人教版八年级下册Unit7(Section B 1a－1c).ppt

Unit 7Whats the highest mountain in the world?1.1.世界上最大的沙漠 the biggest desert in the world2.所有咸水湖中最深的the deepest of all the salt lakes3.最古老的国家之一 one of the oldest countries 4.亚洲第二长的河流the second longest river in Asia 5.最多的人口 the biggest/largest population 36.比任何其他的山脉高 higher than any other mountain 7.悠久得多的历史a much/a lot longer history8.宽阔一点 a little/a bit wider 9.中国几乎和美国一样大。China is almost as big as the US./China is about the same size as the US.10.五米长/宽/高/深 five meters long/wide/high/deep一一二二三三四四What animals are under the pictures?Elephant-is 350 cm tall-weighs 5,000 kilos-eats 150 kilos of food a day How tall is it?How much does it weigh?How much food does it eat a day?we Panda-is 150 cm tall(standing on two legs)-weighs 100 kilos-eats 10 kilos of food a dayHow tall is it?How much does it weigh?How much food does it eat a day?Elephant weighs 5,000 kilos Panda weighs 100 kilosExample sentence:This elephant weighs many times more than this panda.(weigh much more/less)This elephant weighs much more than this panda.This panda weighs much less than this elephant.Elephant is 350 cm tallPanda is 150 cm tall(200 cm taller/shorter)This elephant is 200cm taller than this panda.This panda is 200cm shorter than this elephant.Elephant eats 150 kilos of food a dayPanda eats 10 kilos of food a day(eat much more/less,eat many times more)The elephant eats much/many times more than the panda.The panda eats much less than the elephant.Listen and check()the numbers you hear.100 16 20 50120 0.1 0.2 150 1b大熊猫最奇特的一点是大熊猫最奇特的一点是新生儿在出生时相当的新生儿在出生时相当的不成熟，体重仅是它母不成熟，体重仅是它母亲体重的亲体重的0.1%，平均为，平均为145克左右，约为成年克左右，约为成年的千分之一。照顾孩子的千分之一。照顾孩子是一项非常艰巨的任务，是一项非常艰巨的任务，通常历时通常历时18个月，有时个月，有时长达两年，直到她的下长达两年，直到她的下一个孩子出生。一个孩子出生。a baby pandaan adult pandaListen again and complete thesentences.1.At birth,a baby panda is about _ to _ kilos.2.At birth,a baby panda is about _ cm long.3.A baby panda is not black.It is _ and it has no _.4.A panda can live up to _ to _ years.0.10.215pinkteeth20301cabout 0.1to 0.2 kilosaround 100 kilosaround 15cm longaround 150cm longpink black and white1dTake turns telling your classmates about pandas.A:A baby panda cannot see.B:An adult panda weighs many times more than a baby panda.1.cm taller/shorter 2.much/even/a little/less+比较级比较级3.times more than.4.Talk about how to protect pandas.