Unit+5+Understanding+ideas+知识点（ppt课件）-新外研版（2019）《高中英语》必修第一册.pptx

1、Understanding ideas language points Unit 5 Into the wild 1.migrate:(of an animal,typically a bird or fish)move from one region or habitat to another according to the seasons.v.迁徙 migration n.迁移 migrant n.候鸟；移居者 immigrate v.移民例：秋天来了，鸟儿往南飞了。As autumn arrives,the birds _ south.They migrate to find food

2、,seek a,or in search of warmer weather.partner1句意：动物为了觅食、寻找配偶或温暖的环境而迁徙。migrateseek-sought-sought 2.in search of:搜寻，寻找例：他们去澳大利亚淘金。They went out to Australia _ goldThey migrate to find food,seek a,or in search of warmer weather.partner1句意：动物为了觅食、寻找配偶或温暖的环境而迁徙。We are in search of a typist 我们在招聘一名打字员。Th

3、e prospecting team traversed far and wide in search of mineral deposits 地质勘探队为寻找矿藏走遍四面八方。in search of measure v.测量；指（尺寸、长短、数量等）测量；指（尺寸、长短、数量等）量度为量度为(1)It is certain that we need to take necessary measures to reduce our simple mistakes in writing.仿写仿写:在我看来在我看来,你需要采取必要的措施去提高你的汉语口语。你需要采取必要的措施去提高你的汉语口语。

4、In my opinion,you need to take necessary measures to improve your spoken Chinese.take measures/steps/action to do sth.采取措施做某事采取措施做某事(2)The river (measure)at least 50 meters in width/wide,but the ten-year-old boy can swim across it within two minutes.measures(3)we live in a small room,(measure)about

5、5 metres by 6 metres.measuringmeasure 表示表示“量起来有量起来有.长长(宽、高等宽、高等)时时,是系动是系动词词,后后+量的结果，量的结果，不用被动语态和进行时态不用被动语态和进行时态。如果此。如果此意义的词意义的词/短语做后置定语（非谓语）短语做后置定语（非谓语）,要用要用现在分现在分词词”。wd It uses its eyes to measure the position of the sun.2该句中that指代the migration,that用来指代前面提到的内容，可以指代可数名词单数或者不可数名词。例：我电脑的显示器比我爸电脑的显示器好。

6、The monitor of my computer is better than _ of my dads.One of the most wonderful migrations in nature is that of the North American monarch butterfly.3句意：自然界最为壮观的迁徙之一就是北美洲黑脉金斑蝶的迁徙。The population of China is larger than that of the UK.中国的人口数量比英国多。that1.manage:v.设法做到 管理，经营管理，经营;安排安排(时间、金钱等时间、金钱等););ma

7、nage to do sth.设法做某事设法做某事例:我无法知道他是如何找到我们的。How he _ us is beyond us.Somehow they managed to travel around 4,000 kilometers south and find their way to California or Mexico.4句意：无论怎样，它们总是能够完成约4000公里的南行旅程，成功到达加利福尼亚州或墨西哥。managed to findmanagement n.管理管理manager n.经理经理2.find ones way:(因自然或环境的力量)来到某处；流入、进入；

8、找到解决办法；推开人群挤过去（=push ones way）；找到路（反义词为：lose ones way）。例:那条河流入大海。The river _ to the sea.Somehow they managed to travel around 4,000 kilometers south and find their way to California or Mexico.4句意：无论怎样，它们总是能够完成约4000公里的南行旅程，成功到达加利福尼亚州或墨西哥。finds its way1.determine:v.决定 determine/decide to do 决定做某事 dete

9、rmined adj.下定决心的，坚定的 be determined to do 决定做某事 determination n.决心、果断他并不比她有更大的权力来决定他们的钱该怎么花。He has no greater right than her to _ how their money should be spent.These two pieces of information-the time of day and the point where the sun is in the sky-allows the butterfly to determine the way to go.5

10、句意：这两条信息一天中的时刻和太阳在天空中的位置让黑脉金斑蝶能够判定前进方向，最终成功抵达过冬的地点。determine2.allow sb to do sth 允许某人做某事 allow doing sth.允许做某事允许做某事After some hesitation,he agreed to allow me to take the course.稍稍犹豫之后，他同意让我修这门课。We dont allow smoking here.我们这里不允许抽烟。These two pieces of information-the time of day and the point where

11、the sun is in the sky-allows the butterfly to determine the way to go.5 The solution to the mystery of the monarchs amazing ability comes at a time when it is in serious trouble.para.4“.“.的方法的方法”相关表达相关表达the solution to(doing)sth.the way to do sth./the way of doing sth.means of doing sth.method(s)of

12、doing sth.an/the approach to(doing)sth.amazed adj.be amazed at/bybe amazed to do sth.amazement n.to ones amazementin amazement常接后接介词常接后接介词to的名词的名词key,answer,reply,attitude,entrance,exit,visit.6crash:v.crash into 撞到上 crash to pieces 撞成碎片a plane crash 飞机失事（n.坠毁）例：如果整个欧洲人口锐减，那么出生的婴儿就很少。If the populatio

13、n _ across Europe,we will have fewer babies.Its population has crashed by as much as 90%in the last few years.7句意：其数量在近年内减少了百分之九十之多。crash【句法分析】这四个句子都含有定语从句。在第一句中，when 是关系副词，代替先行词a time；第二句中，why 是关系副词，代替先行词the main reason；第三句中，where 是关系副词，代替the places；第四句中，that 是关系代词，第一个指代chemicals,第二个指代the plants。Th

14、e solution to the mystery of the monarchs amazing ability comes at a time when it is in serious trouble.Sadly,human activity is the main reason why the number of monarch butterflies is falling.In many of the places where the butterfly can be found,people are destroying the natural environment.They c

15、ut down trees and use chemicals that kill the plants that monarch caterpillars eat.8【应用示例应用示例】1.I still remember the time when I first became a college student.我还仍然能记得我第一次成为大学生的时候。2.This is the place where we met ten years ago.这是我们十年前见面的地方。3.This is the reason why he suddenly disappeared.这就是他突然消失的原因

16、。4.Where is the book that I bought yesterday?我昨天买的书哪里去了？【小试牛刀小试牛刀】Id like to live in a town _ there are not too many cars.Winter is the season _ many animals sleep.I cant think _ anyone would do that.It was so quiet in the mountains _ the bus stopped.She told me about a place _ there are thousands o

17、f butterflies.I wish I knew _ I failed my exams.where when why when where why awareness:.n.意识，认识 aware adj.知道的,注意到的,觉察的be(un)aware of （不）知道；了解例：重要的是学生懂得如何使用互联网。It is important that students develop an _ of how the Internet can be used.The research on the monarchs behaviour has however led to a great

18、er awareness of this creature.10句意：不过，对黑脉金斑蝶行为的研究也使得人们对这种生物有了更多的了解。awarenesslead to=result in;contribute to;cause;bring about 导致导致例：如果你先上船，给我留个位置。_ for me if you reach the boat first.The more we know about this lovely creature,the greater the chance it will survive and keep its place in the natural

19、world for a long time to come.11句意：我们对这种迷人的生物了解越多，它们在自然界中得以长久生存并保持其位置的可能性就越大。Keep a place1.keep ones place 占据位置例：知道得越多，越会体会到自己知道得越少。_ learned a man is,_ you willrealize how little you know.The more we know about this lovely creature,the greater the chance it will survive and keep its place in the na

20、tural world for a long time to come.11句意：我们对这种迷人的生物了解越多，它们在自然界中得以长久生存并保持其位置的可能性就越大。2.the more.,the more.是固定搭配，“越，就越”。The morethe moreThe more we know about this lovely creature,the greater the chance it will survive and keep its place in the natural world for a long time to come.the+比较级比较级+主语主语+谓语谓语

21、.,the+比较级比较级+主语主语+谓谓语语.越越.就越就越.从属分句从属分句(条件状语从句条件状语从句)一般现在时一般现在时主句主句(结果结果)一般将来时一般将来时1.1.哪个哪个是主句是主句,哪个是从属分句？哪个是从属分句？2.2.的时态有区别吗？的时态有区别吗？Sometimes study is a long and lonely journey.However,if we are determined and take some measures to release(释放释放)our negative feelings,our study will become better an

22、d better.Thanks to his teachers help,he is getting more and more interested in Maths.“比较级比较级+and+比较级比较级”越来越越来越.(.(单单/部分双音节部分双音节词词)“more and more+多音节多音节形容词原级形容词原级”与这类结构搭配的常用动词有与这类结构搭配的常用动词有grow,get,become等。等。survive v.活下来；幸存活下来；幸存 survive sth.在在.中活下来（常接中活下来（常接earthquake,flood）survive the war 在战争中幸存 s

23、urvive an earthquake 在地震中劫后余生 survive the fire 在火灾中幸免于难survive on.靠靠.生存下来生存下来survive sb.by.years 比某人多活比某人多活.年年survive from.从从.存活下来存活下来,流传下来流传下来survival n.幸存；残存物幸存；残存物survivor n.生还者；残存者；幸存者生还者；残存者；幸存者This explosion led to great loss.22 miners were trapped in the mine.The rescuers went all out to save

24、 them.But eventually,only 11 (survive)who (survive)the explosion.Many people figured their (survive)was a real wonder.Unfortunately,11 miners died in this accident.survivorssurvivedsurvival1.The Chinese writing system has survived Qin dynasty.2.She survived her husband 40 years.fromby ksplnexplode v.