北师大版高中英语必修第三册UNIT8 Period4课件

这是一份北师大版高中英语必修第三册UNIT8 Period4课件，共60页。

UNIT 8　GREEN LIVINGPeriod Four Lesson 3课前自主预习Ⅰ．猜词意　A．消失，不见　B．小径，小道　C．跟踪　D．目的地；终点　1．They followed the path until they came to a gate. (　　)2．We continued tracking the plane on our radar. (　　)3．We arrived at our destination tired and hungry. (　　)4．The sun disappeared behind a cloud. (　　)【答案】1－4 BCDA　Ⅱ．猜短语填空pedal one’s way, thanks to, come up with　1．I hope you can figure out a better plan.＝I hope you can _________________ a better plan.2．As the two people rode their bikes down the road, the sun set slowly behind the mountains.＝As the two people _________________ down the road, the sun set slowly behind the mountains.【答案】1．come up with　2．pedalled their way　3．We won the game because of a lot of hard work from everyone in the team.＝We won the game _________________ a lot of hard work from everyone in the team.【答案】3．thanks to　课文语篇研读Ⅰ．表格填写【答案】1．convenient　2．path　3．by　【答案】4．allowed　5．disappeared　【答案】6．with　7．card　【答案】8．Now/Nowadays　9．spread　10．energy　Ⅱ．阅读理解　(　　)1．Why is Amsterdam a good city for cycling？A．Because the city has much more bikes.B．Because the city is flat and convenient for bikes.C．Because the people there focus on physical exercise.D．Because the people there live a simple and easy life.【答案】B(　　)2．The idea of “white bikes” comes from ______.A．government officials B．a group of cycling fans　C．a pop band D．some visitors from abroad　【答案】B(　　)3．What problem came up about “white bikes”？A．They took up too much space.B．Repairing them cost much.C．They were stolen in a matter of weeks.D．They caused heavy traffic jams.【答案】C(　　)4．What’s the writer’s attitude towards bike-sharing？A．Supportive. B．Disapproving.C．Indifferent. D．Critical.【答案】A(　　)5．What’s the best title for the passage？A．Amsterdam，“the City of Bicycles”　B．People’s Happy Life in Amsterdam　C．Living in the City of Amsterdam　D．The History and Development of Amsterdam　【答案】A　Ⅲ．判断正误　(　　)1．The idea of “white bikes” were introduced about 50 years ago.(　　)2．With the increasing number of bikes，Amsterdam hasn’t enough places for bicycle parking.【答案】1－2 TF　(　　)3．Amsterdam is called “the City of Bicycle” because there are so many cyclists and bikes.(　　)4．“White bikes” are referred to bikes painted in white and they are used free in the beginning.(　　)5．Nowadays bike-sharing has become a popular trend in many countries.【答案】3－5 TTT　Ⅳ．匹配段落大意　(　　)1．Para. 1　 A．The idea of “white bikes” spreads all over the world.(　　)2．Para. 2　　　 B. “The City of bicycles”－Amsterdam. 　　(　　)3．Paras: 3－4 C. The introduction of “white bikes”.(　　)4．Paras: 5－6 D. “White bikes” returned to Amsterdam.【答案】1－4 BCDA　Ⅴ．课文语法填空People in Amsterdam have been enjoying the benefits of 1.______ (cycle) for years. Because there are so many bikes and cyclists in the city，it 2.______ (call)“the City of Bicycles”. There are plenty of places for bicycle parking and almost all the streets in the city centre have a bicycle path, 3.______ is very convenient for cyclists.【答案】1．cycling　2．is called　3．which　The idea of “white bikes” came up in 4.______ 1960s by a group of cycling fans. Anyone was allowed to take them and use them for short 5.______ (journey). However，the bikes were all stolen in a matter of weeks.【答案】4．the　5．journeys　In 1999，the “white bikes” 6.______ (return)to Amsterdam with a computer tracking system 7.______ (record)their every move! Thanks 8.______ the ideas and efforts of many people，now the idea of bike-sharing has 9.______ (complete) spread all over the world. In China，more and more cities have 10.______ (they) own “white bikes”. As a cheap and easy means of transport，more and more people like to ride them to work.【答案】6．returned　7．to record　8．to　9．completely　10．their　课堂新知讲练1．benefit n．益处，好处 vt. 有益于，对……有益　(P36)People in Amsterdam have been enjoying the benefits of cycling for years.【翻译】阿姆斯特丹的人们多年来一直享受着骑自行车(所带来)的好处。◇词汇拓讲①benefit vt. 有益于，对……有益　benefit from/by… 从……中受益；得益于……　benefit sb 对某人有益　②benefit n．益处；好处　be of (much/great) benefit to sb　＝be (very) beneficial to sb 对某人(非常)有益处　for the benefit of… 为了……的利益　③beneficial adj. 有利的；有益的　be beneficial to…对……有益　【用法详解】The company benefited from selling a new product.这家公司从销售新的产品中受益。The money is to be used for the benefit of the poor.这笔钱将用来为穷人谋福利。I got a lot of benefit from learning a foreign language.学习外语让我获益匪浅。【针对练习】单句语法填空(1)He will benefit ______ the new way of doing business.(2)Eating fish overall is greatly ______ (benefit) to your health，especially to your brain.【答案】(1)from/by　(2)beneficial　完成句子(3)Plenty of exercise every day is ______ ______ ______ ______ our health.每天做些适量运动对我们的健康很有好处。【答案】(3)of great benefit to　句型转换　(4)The new credit cards will be of great benefit to our customers.→The new credit cards will ______ ______ to our customers.【答案】(4)be beneficial　2．come up with 想出；想到　(P36)In the 1960s，a group of cycling fans came up with an idea.【翻译】20世纪60年代一群骑行爱好者提出了一个想法。【用法详解】come about发生；产生　come across遇见；偶然发现；被理解　come out出来，出现；发芽；开花；出版　come off脱落；从……离开；成功　come to总计；谈到；涉及；苏醒　come down传递，传给；减价　come into开始进入；继承；获得　When it comes to…当涉及……时；谈到……　注意：come up其主语是物，表示“(计划、建议、议题等)被提出”；come up with的主语是人或团体组织，表示“(某人)提出”。The question came up at the meeting，that is to say，we came up with the question at the meeting.这个问题在会议上被提出来了，也就是说，我们在会议上提出了这个问题。【针对练习】单句语法填空(1)When reading articles related to science，we often come ______ difficult or unfamiliar words.(2)House prices are coming ______ soon，so don't worry.(3)Our class came up ______ the idea to make better use of used materials.(4)The rain stopped and the sun came ______.【答案】(1)across　(2)down　(3)with　(4)out　完成句子(5)It is certain that the question will ______ ______ at the conference.这个问题在会议上一定会被提出来的。【答案】(5)come up　3．disappear vi. 消失，不见　(P37)Soon after，however，problems came up and the “white bikes” all disappeared－thieves stole them all in a matter of weeks!　【翻译】然而，不久之后，问题出现了，白色的自行车都不见了——小偷在几周内就把它们偷走了。【用法详解】They watched the bus disappear into the distance.他们看着公共汽车消失在远方。【针对练习】单句语法填空(1)His ______ (disappear) has been the subject of intensive investigation.(2)When winter arrives, many animals stop being active and disappear ______ sight.(3)They appeared not ______ (know) what was happening.【答案】(1)disappearance　(2)from　(3)to know　4．thanks to 由于，幸亏　(P37)Thanks to the ideas and efforts of many people…　【翻译】由于这个提议以及众多人的努力……　【用法详解】①thanks for 多亏；感谢　②“由于，因为”的表达法还有：due to; as a result of; because of; owing to; on account of等。The accident was due to his careless driving.事故是由于他的粗心驾驶造成的。Owing to your timely help，we finished the work ahead of time.由于你及时的帮助，我们提前完成了工作。【针对练习】完成句子(1)It was ______ ______ your timely help that we could solve the problem.多亏了你的及时帮助，我们才能够解决了这个问题。【答案】(1)thanks to/due to/owing to　(2) ______ ______ ______ ______ his historic flight, he became an international hero and legend.由于他这次历史性的飞行，他成了一个国际英雄和传奇。(3)______ ______ the help from his comrades，he has made rapid progress.由于同志们的帮助，他进步很快。【答案】(2)As a result of　(3)Owing to/Thanks to/Due to　(P37)In 1999，the “white bikes” returned to Amsterdam－this time with a computer tracking system to record their every move!　【翻译】在1999年，“白色自行车”重新回到阿姆斯特丹——这一次是用电脑跟踪系统来记录它们的一举一动！　【考点提炼】“with a computer tracking system”是with的复合结构。◇句式解读【归纳拓展】(1)“with＋宾语(名词或代词)＋非谓语动词/介词/形容词/副词等”构成的复合结构在句中常作状语，表示方式、原因、条件等。(2)with复合结构中非谓语动词(doing/done/to do)的选择：当宾语与后面的动词为动宾关系时，用动词-ed形式；当构成主动关系时，用动词-ing形式；表示即将发生或未发生时，用动词不定式。(3)with的复合结构与as引导的时间状语从句的区分：with的复合结构中，with后需要加非谓语动词，其中with为介词；as引导时间状语从句时，其后需要加句子，即as后需要加的是谓语动词。With time going by，he realised that he had made a big mistake.＝As time went by，he realised that he had made a big mistake.随着时间的推移，他意识到犯了个大错误。【针对练习】单句语法填空(1)With the old man ______ (lead) the way，we started towards the destination.(2)He left the classroom with all the windows ______ (close).(3)He was sitting in a chair with his hands ______ (fold).(4)With nothing ______ (do), I went out for a walk.【答案】(1)leading　(2)closed　(3)folded　(4)to do　完成句子(5)The boy stood there ______ ______ ______ ______.这个男孩低头站在那里。(6)With no one ______ ______ ______, John felt bored.由于没有可以说话的人，约翰感到很无聊。(7)I sat in my room for a few minutes ______ ______ ______ ______ ______ the ceiling.我在房间坐了一会儿，眼睛盯着天花板。【答案】(5)with his head down　(6)to talk to　(7)with my eyes fixed on　语 言 时 空英语是一门多词性的语言，词性的转换千变万化，丰富多彩。随着语言的发展，名词与动词间的词性转换变得非常常见，这样能够使得英语的运用更加简明、生动且富于幽默感。英语中名词和动词之间词性转换有几种常见的情况。名词与动词之间的词类活用1．表示动植物的名词活用为动词。The dog treed the cat.狗把猫赶到了树上。(tree n. 树→vt. 把……赶上树)　The farmers are busy weeding under the scorching sun.农民们在忙着在烈日下除草。(weed n. 杂草→vi. 除草)　Misfortune dogged his steps，which made him frustrated.灾难紧跟着他不放(接踵而来)，这使他感到沮丧。(dog n. 狗→v. 尾随；跟踪；紧跟着)　2．表示食品的名词活用为动词。He was sandwiched between two fat men on the bus.在汽车上他被夹在两个肥胖的人中间。(sandwich n. 三明治→v. 夹入；挤入)　She flushed(脸红)as she stood at the front hall with her shoes caked with mud.当她站在前厅时，因为鞋子上沾满了泥泞而脸红了。(cake n. 蛋糕→v. 沾满了……)　When brought out，the murderer was egged and tomatoed by angry people.当杀人犯被带出来的时候，愤怒的群众纷纷用鸡蛋、西红柿投他。(egg and tomato n. 鸡蛋和西红柿→v. 用鸡蛋西红柿投……)　3．表示人体各个部位的名词几乎都可以转换为动词。We must learn to face reality.我们必须学会面对现实。(face n. 脸；面部→v. 面对)　The little dog nosed the door open and entered the room quietly.这条小狗拱开门，悄悄地进了房间。(nose n. 鼻子→v. 用鼻子拱开)　Who will shoulder the responsibility？谁将会承担责任？(shoulder n. 肩膀→v. 承担)　请写出黑体词作为名词的含义，并根据句子语境猜测其在句中的具体含义。1．“You must hand in your homework tomorrow，” the teacher said. ______ ______2．My mother is spooning sugar from the packet into a bowl. ______ ______ 　【答案】1．手；上交　2．勺子；用勺子舀　追踪练习3．Don’t baby him，please! He is no longer a child now. ______ ______ 　4．Where will all the athletes be housed during the Olympic Games？A special building will be built. ______ ______ 　5．—Will Mary chair the meeting to be held tomorrow？______ ______ 　—Of course，she is the director now!　【答案】3．婴儿；溺爱，宠爱　4．房子；住宿　5．椅子；主持　6．Mary saw a woman eyeing her up and down，she felt very uncomfortable. ______ ______7．He’s always bossing his wife about，which made his wife very angry. ______ ______8．The escaped prisoner was finally cornered and then put into prison again. ______ ______【答案】6．眼睛；上下打量，盯着看　7．老板；指挥，呼来唤去　8．拐角；将……逼到角落　随堂知能小练一、单词拼写1．The developer ______ (受益) from focusing on first-tier cities，including Beijing and Shanghai，where demand remained strong.2．The bus stop around the corner is probably the most ______ (方便的).【答案】1．benefited　2．convenient　3．Many beautiful fish are fast ______ (消失) because of the severe pollution.4．It’s unknown just how many accidents were caused by the ______ (踏板) problem.5．Overweight and obesity ______ (增加) the risk of heart disease and cancer.【答案】3．disappearing　4．pedal　5．increase　6．Experiments show that this ______ (跟踪) system is reliable and stable.7．The helicopter was specially used to ______ (运输) the wounded.8．The other day we got to the supermarket，we had a lot of difficulty in finding a ______ (停车) place.【答案】6．tracking　7．transport　8．parking　二、用所给词的适当形式填空Last week, we 1.______ (conduct) a survey on what measures high school students take to live a green life. Here are the 2.______ (result).【答案】1．conducted　2．results　65% of the students lead a green lifestyle by walking, cycling or taking public transportation. 40% of them recycle waste in an 3.______ (act) manner. The number of students saving electricity and water 4.______ (account) for 35%. However, only 16% of the students choose 5.______ (buy) eco-friendly products. One possible reason is that the products are expensive. Also, 8% of the students take other measures, like 6.______ (use) reusable drinking cups.【答案】3．active　4．accounts　5．to buy　6．using　In my opinion, living a green life is 7.______ (easy) said than done, but one small step at a time can make a big 8.______ (different).【答案】7．easier　8．difference　三、完成句子1．I hope what I have written will ______ ______ ______ ______ someone else who may feel the same way.我希望我所写的内容能对其他和我有同感的人有所裨益。【答案】1．be of benefit to　2．______ ______ your help, we accomplished the task ahead of schedule.多亏了你们的帮忙，我们才提前完成了任务。3．The technicians and workers have ______ ______ ______ new methods to increase production.技术员和工人都提出了增加产量的新方法。【答案】2．Thanks to　3．come up with　4．She lives just by the supermarket, so ______ ______ ______ ______ to buy things.她就住在超市旁边，所以买东西很方便。5．______ ______ ______, we will go to the cinema.时间允许的话，我们将会去电影院。【答案】4．it is very easy/convenient　5．With time permitting