2020年牛津深圳版英语八年级下册-Unit5-知识点讲解课件-(共50张ppt).pptx-(课件无音视频)

1、2020年牛津深圳版英语八年级下册-Unit5-知识点讲解课件-(共50张ppt)Part 1.Words&.Expression Part 2.Language Points Part 3.Grammar Part 4.作业作业Part 1.Words&.expression endangered file giant panda wild bamboo adult weight 濒危的 n.档案 大熊猫 n.自然环境；野生状态 n.竹子 n.成年动物 n.重量 kilogram population behaviour birth shoulder central menu fur cru

2、el n.千克；公斤 n.某领域的生物，人口 n.（动植物）活动方式 出生；诞生 n；肩；肩膀 在中心的；中央的 菜单 毛皮（动物的）残忍的；残酷的organizationdangerfaceAsianweigh in the wildat birthn；组织，机构n；危险；风险v；面对亚洲的v；有.重；重在野生环境中出生时on ones ownclose to独自几乎；靠近Part 2.Language Points4.Ways to protect endangered animals.-endangered adj.濒危的-endanger vt.to put somebody/some

3、thing in a situation in which they could be harmed or damaged Eg:Taking these drugs could seriously endanger your health.En-to put into the thing or condition mentionedEncaseEndangerempower5.To make the characters and things appear to move.Appear 连系动词连系动词=seem/look+adj.She didnt appear at all surpri

4、sed at the news.+noun He appears a perfectly normal person.appear to do something She appeared to be in her late thirties.Appearance n.外貌6.It has a white face with black patches around its eyes.with+宾语+介词短语eg：他头枕着胳膊睡着了.He was asleep with his head on his arms.她含着眼泪说了声再见.She said good-bye with tears i

5、n her eyes.7.Pandas in the wild usually eat bamboo.in the wild “在野生环境中”eg:这些动物是生活在动物园还是在野外？Are the animals living in the zoo or in the wild?8.A giant panda eat as much as 30 kilograms of bamboo a day.as much as+sth“多达，尽.那样多”A+倍数+as much as+B “A是B的?倍”eg:我想要去收集尽可能多的邮票。I would like to collect as much a

6、s stamps.我花的钱是你的两倍。I spend twice as much as you spend.9.Pandas like to live on their own.熊猫喜欢独自居住。熊猫喜欢独自居住。on their own “独自”=by oneself=aloneeg:我能独自把工作做完。I am able to finish the work on my own.10.They need to eat a lot to stay healthy,so they spend more than 12 hours a day eating.stay healthy “保持健康”

7、stay+adj 表“保持某状态”类似的用法：keep,remain.eg:身处险境时，我们应保持镇定。We should try to keep calm in danger.11.They need to eat a lot to stay healthy,so they spend more than 12 hours a day eating.a lot修饰“V.”a lot of+N(可数/不可)外貌我们不被允许喝太多酒。We are not allowed to drink a lotDont take _,I also would like to take some.Dont t

8、ake _ apples,I also would like to take some.12.They need to eat a lot to stay healthy,so they spend more than 12 hours a day eating.sth spend+时间/金钱+on sth/(in)doing “某人花费时间/金钱 做某事上”takecostpayeg:我花了200元买了张戏剧票。I spent 200 buying a ticket of the play.13.A rabbit weighs between 0.4 and 2 kilograms and

9、can live for up to 12 years.weigh “V.重达；称重”weight “N.重量”eg:一头成年大象能重达六千多公斤。A full-grown elephant can weigh over 6000 kilograms.这些柱子必须承受屋顶的重量。The pillars have to suppot the weight of the roof.14.At birth,a baby rabbit cannot see.at birth “出生时”=when sb.was borneg:他出生时哭的很响亮。He cried loudly at birth.他出生时

10、安静地凝视着周围.He looked into around peacefully at birth.15.Adult rabbits can give birth to many baby rabbits.成年兔子可以生育很多宝宝。give birth to sb “生育（孩子）”eg:上个星期天早上，我阿姨生了个漂亮的小女孩。Last sunday morning,my aunt gave birth to a beautiful girl.16.Although they are big and heavy,it is not difficult for then to climb tr

11、ees.although “从属连词”引导让步状语从句=thougheg:尽管你长得美，我依然不介意跟你做朋友Although you are beautiful,I still dont mind making friends with you.Exercise()1.How long have you spent _ the letter?A.type B.to type C.typed D.typing()2.How many animals are being _?A.dangers B.news C.in dangers D.endangered()3.I go on a trip

12、with some food _ my bag.A.have B.take C.in D.on()4.I stay at home _ A.lonely B in my own C.on my own D.by alone ()_,he bursted into crying.A.In birth B At birth C.when he is born D When he born()5.You need plenty of protein in your diet to stay_ A.health B.healthy C.healthily D.healthiness()6.Cats s

13、leep _ people.A.as twice much as B.as twice more asC.twice as much as D.twice as more as7.成年兔子可以生育很多宝宝。Adults rabbits can give birth to many baby rabbits.8.我花1000元去买了张电影票I spend 1000(in)buying a ticket of movie.9.豆豆总是陷入麻烦中。Doudou always gets himself into trouble.Part 3.GrammarIts+adj.+for/of sb.+to

14、do sthEnough定义结构用法1.Its+adj.+for/of sb.+to do sthIt For/of 语言观察Its useful for us to learn English well.Its helpful of you to give me such good advice on how to learn English well.语言观察Its useful for us to learn English well.Its helpful of you to give me such good advice on how to learn English well.I

15、t=to doIt：形式主语To do：真正主语语言观察Its useful for us to learn English well.Its helpful of you to give me such good advice on how to learn English well.It=to doIt：形式主语To do：真正主语It 的用法？Wheres your car?Its in the garage.(an animal or a thing)Her babys due next month.She hopes it will be a boy.(refer to a baby

16、,especially one whose sex is not known)Its your mother on the phone.(used to identify a person)Its Sunday.(date,day)Its two miles to the beach.(distance)Its ten past twelve.Its a long time since they left.(time)It was raining this morning.(weather)For or of?Its useful for us to learn English well.It

17、s kind of you to give me such good advice on how to learn English well.(1)总结：若句型中的形容词是对客观情况的描述，指的是to do sth.的意义或对sb的影响，表示“对某人而言，做某事真是.”,介词用for。类似的形容词：important,impossible,difficult,easy,exciting.eg:对我来说，学习英语真是很难。Its very difficult for me to learn English.(2)总结：若句型中的形容词是对人的性格品质进行描述，表示对sb.的主观评价或态度，表示“

18、某人做某事真是太.”,介词用of。类似的形容词：friendly,warmhearted,helpful,careful.eg:你总是帮助我的英语真是太友好了。Its friendly of you to help me with English.2.adj.+enough+to do sth.语言观察1.I dont have enough water.enough+N.“修饰名词”2.The hall is big enough to hold 1000 people.adj.+enough “修饰形容词”eg：这只熊猫足够大了。This panda is tall enough.语言观察

19、1.The hall is big enough to hold 1000 people.2.My brother is not tall enough to reach the top of the shelf.3.He was careful enough not to make any mistakes.句型句型adj.+enough+to do sth.eg：这只猴子足够聪明的去向游客要食物。这只猴子足够聪明的去向游客要食物。This monkey is clever enough to ask vistors for food.My brother is not tall enoug

20、h to reach the top of the shelf.3.He was careful enough not to make any mistakes.“not+adj.+enough+to do sth”=“too+adj.+to do sth.表示（不够表示（不够.不能做某事）不能做某事）My brother is not tall enough to reach the top of the shelf.我弟弟是不够高够不到到书架顶。我带了足够的面包以防饿肚子。I took enough bread not to be too hungry.eg:妈妈告诉豆豆，他是足够强大的可

21、以不用担心被打了。He was strong enough not to worry about being beaten.He was so strong that he doesnt worry about being beaten.Enough(not)=so that(not)Exercise1.The hall is big enough to hold 1000 people.The hall is so big that it can hold 1000 people.2.My brother is not tall enough to reach the top of the

22、shelf.My brother is too short to rach the top of the shelf.1.他很累，以致上课时他在桌子上睡着了。He was tired _ _ fall asleep at the desk in class.He was _tired _he fell asleep at the desk in class.3.从化的空气是那么清新，因此很适合我们居住。The air in Conghua is_ fresh_ it is perfect _ 4.他年纪不够大去写和读。He is _ old _to read and write.He is _young _ read and write6.这个箱子不够大去装这些苹果。The box is not big enough to pack these apples.The box is too small to pack these apples.Part 4.作业作业