英语人教版八年级下册What’s the highest mountain .ppt

R 八年级下册八年级下册Whats the highest mountain in the world?Unit 7 Lead-inHow much do you know about elephants and pandas?大熊猫最奇特的一点大熊猫最奇特的一点是新生儿在出生时相当的是新生儿在出生时相当的不成熟，体重仅是它母亲不成熟，体重仅是它母亲体重的体重的0.1%，平均为，平均为145克左右，约为成年的千分之一。克左右，约为成年的千分之一。照顾孩子是一项非常艰巨的任照顾孩子是一项非常艰巨的任务，通常历时务，通常历时18个月，有时长个月，有时长达两年，直到她的下一个孩子达两年，直到她的下一个孩子出生。出生。大象是现存世界最大的大象是现存世界最大的 陆栖动物，主要外部特陆栖动物，主要外部特征为柔韧而肌肉发达的长鼻征为柔韧而肌肉发达的长鼻和扇大的耳朵，具缠卷的功和扇大的耳朵，具缠卷的功能，是象自卫和取食的有力能，是象自卫和取食的有力工具。象肩高约工具。象肩高约2 2米，体重米，体重3 37 7吨。非洲象耳大，体型较吨。非洲象耳大，体型较大，体重较重。亚洲象耳小，大，体重较重。亚洲象耳小，身体较小，体重较轻。身体较小，体重较轻。1aCompare facts about these two animals.Use the language in the box to help you make sentences.Elephant is 350 cm tall weighs 5,000 kilos eats 150 kilos of food a dayPanda is 150 cm tall (standing on two legs)weighs 100 kilos eats 10 kilos of food a dayExample sentence:This elephant weighs many times more than this panda.(200 cm taller/shorter,weigh much more/less,eat much more/less,eat many times more)This elephant is 200 cm taller than this panda.This elephant weighs much more than this panda.This elephant eats much more than this panda.This elephant eats many times than this panda a day.Language points1.weigh v.重量是重量是；称；称的重量的重量用作及物动词时用作及物动词时,接名词、代词作宾语。接名词、代词作宾语。weigh也也可表示某物重达多少可表示某物重达多少,接表示数量的名词性状语。接表示数量的名词性状语。名词形式为名词形式为 weight。常用短语：常用短语：in weight 在体重方面在体重方面2.This elephant weighs many times more than this panda.many times more than意为意为“比比多很多倍多很多倍”。拓展：拓展：英语中常用的倍数表达法：英语中常用的倍数表达法：（1）“A+谓语动词谓语动词+倍数倍数+形容词形容词/副词的比较级副词的比较级+than+B”表示表示“A比比B多少倍多少倍”。He runs three times faster than his brother.他跑得比他弟弟快三倍。他跑得比他弟弟快三倍。（2）“A+谓语动词谓语动词+倍数倍数+as+形容词形容词/副词的原级副词的原级+as+B”表示表示“A是是B的多少的多少倍倍”。This tree is three times as tall as that one.这棵树是那棵树的三倍高。这棵树是那棵树的三倍高。（3）“A+谓语动词谓语动词+倍数倍数+the height/weight/length +of+B”表示表示“A的高度的高度/重量重量/长度长度是是B的多少倍的多少倍”。This hill is four times the height of that small one.这座山的高度是那座小山的四倍。这座山的高度是那座小山的四倍。1bListen and check()the numbers you hear._ 100 _ 16 _ 20 _ 50 _ 120 _ 0.1 _ 0.2 _ 150 1cListen again and complete the sentences.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.0.10.215pink2030teethLanguage pointsup to up to 到达（某数量、程度等）；至多有；不多于到达（某数量、程度等）；至多有；不多于其中其中to为介词，后为介词，后接名词作宾语接名词作宾语。up to还可表示还可表示“（体力或智力上）能胜任；适于（做（体力或智力上）能胜任；适于（做某事）某事）”，后可接名词或动词作宾语。，后可接名词或动词作宾语。常用于否定句常用于否定句。拓展：拓展：up to 的相关短语的相关短语 up to now 直到现在直到现在go up to 走到，走上前走到，走上前live up to 达到；不辜负（期望）；无愧于达到；不辜负（期望）；无愧于run up to 跑到（某人面前）跑到（某人面前）walk up to 走到走到add up to 总计，一共总计，一共be up to 由某人决定由某人决定up to date 新式的；现代的；至今，到目前为止新式的；现代的；至今，到目前为止1dTake turns telling your classmates about pandas.An adult panda weighs many times more than a baby panda.A baby panda cannot see.A baby panda is pink and it doesnt have any teeth.At birth,a baby panda is only around 15 cm long.The adult pandas weigh around 100 kilos.Pandas can live up to 20 to 30 years.Exercise 1.Why dont you buy this book?Because it is _ of the two books.A.expensive B.more expensive C.most expensive D.the most expensive2.David jumped the _ in the long jump.He won the game!A.longest B.fastest C.highest D.farthestBD单项选择单项选择3.Our teacher tells us that the earth is about _ as the moon.A.as fifty time big B.fifty times as big C.as big fifty times D.fifty as times bigB4.Her school work isnt quite _ the mark.A.lead to B.turn to C.up toC完成句子。完成句子。1.He _(weight)only 70 kilos now after taking a balanced diet.weighs2.他父亲的年纪有他两倍大。他父亲的年纪有他两倍大。His father is _ _ _ as he.twice as old