2019-2020学年英语北师大版必修3课件：8-2 LESSON 2　EXTREME SPORTS .pptx

1、合作探究自主预习合作探究自主预习一二三一、根据释义写出相应的单词1.several different 2.used to emphasize that sth.is correct in every way or in every detail 3.not interesting or exciting4.very great in degree 5.the state of feeling excitedvarious exactly dull extreme excitement 合作探究自主预习一二三二、将下列单词或短语的适当形式填入相应的句子中extremein order tosi

2、milarityexactlyvariousequipmentpreferenceturn upback outget across1.The government has an interest in importing scientific.2.Their answers are the same.3.A window seat is my.4.His political views are rather.5.Something unexpected has.6.The between the two reports suggests that one person wrote both.

3、equipment exactly preference extreme turned up similarity 合作探究自主预习一二三7.We started early catch the early bus.8.He of the deal when he saw the risks.9.Everyone arrived late at the party for reasons.10.He found it difficult to his idea to them.in order to backed out various get across 合作探究自主预习一二三三、语法填空

4、1.There are several points of similarity the two cases.2.I hope I can depend on you not to back at the last moment.3.I managed to get the message,though no one understood Chinese.4.Shes not reading that bookshes holding it upside.between out across down 合作探究自主预习123456781.People do extreme sports in

5、order to feel excited.人们从事极限运动是为了获得刺激感。考点一 extreme adj.极度的,极端的Would you like to try any extreme sports?你想体验一下极限运动吗?Some of his views seem rather extreme.他的一些观点看来比较极端。归纳:extreme主要用来描述“状况”“行为”“观点”等,如extremeviews,extreme disappointment等;如果要描述某种变化或发展,用great,major,dramatic等。合作探究自主预习12345678考点延伸派生词:extrem

6、ely adv.极其,非常【高考典句】Chicagos streets were extremely muddy.芝加哥的街道非常泥泞。Earthquakes are extremely difficult to predict.地震是很难预料的。合作探究自主预习12345678考点二 in order to 为了,以便You need a peaceful environment in order to study properly.你需要一个安静的环境来好好学习。The secret to success in life is to leave some things undone in

7、order todo other things.在生活中成功的秘诀就是,为了做一些事情就要舍弃另外一些事情。In order not to leave any excuse to tomorrows regret,we must try all out today.为了不给明天的后悔留下任何借口,我们今天必须全力以赴!归纳:in order to后面接动词原形,在句中用作目的状语。该结构的否定形式为in order not to。合作探究自主预习12345678考点延伸(1)辨析in order to与in order that:She arrived early in order to ge

8、t a good seat.她到得很早,图的是得到个好位置。I got up early in order that I could catch the first train.我起得很早,以便能赶上第一班火车。归纳:in order to后面接动词原形,in order that后面接从句;in order to引导的不定式的逻辑主语与句子的主语一致,in order that引导的从句的主语不一定与主句的主语一致。合作探究自主预习12345678注意:in order that引导的从句的主语与主句主语一致时可以转换为in order to的句式。如:We started early in

9、 order that we might arrive before dark.=We started early in order to arrive before dark.in order that引导的从句的主语与主句主语不一致时也可以转换为in order to的句式,此时需要用for引出不定式的逻辑主语。如:I will send him our proposals now in order that he may have time toconsider them.=I will send him our proposals now in order for him to hav

10、e time toconsider them.合作探究自主预习12345678(2)辨析so as to和in order to:Students should take notes so as to make revision easier.=Students should take notes in order to make revision easier.学生应当记笔记,以便使复习更加容易。In order to make better use of these materials,we have to studyfurther.So as to make better use of

11、these materials,we have to study further.归纳:so as to与in order to同义,在这两种不定式结构中,in order和soas都可以省略而直接保留动词不定式。但in order to可以置于句首,so as to不能位于句首。合作探究自主预习12345678活学活用语法填空(1)Polar explorers have to be(extreme)tough to bear the climate and other hardships.完成句子(2),he asked his mother to wake him up early in

12、 the morning.为了赶上首班车,他让妈妈在早上很早就把他叫醒了。(3),we must plant more trees.为了让我们的城市绿起来,我们必须栽更多的树。extremely In order to/To catch the first bus In order to/To make our city green 合作探究自主预习12345678选词填空(4)The organisation says they consider Kahanes views to be(extreme/great)and will not adopt it.(5)Doctors have t

13、o keep up with the(extreme/major)new medical developments.(6)Ads always appear on TV over and over again(in order to/in order that)attract peoples attention.(7)Ads always appear on TV over and over again(in order to/in order that)they can attract peoples attention.(8)(In order to/So as to)be receive

14、d in time for Christmas,all these gifts must be mailed immediately.extreme major in order to in order that In order to 合作探究自主预习123456782.Snowboarding has similarities with surfing.单板滑雪和冲浪运动有相似点。考点 similarity n.相似点,类似的地方;相似性,类似性There are similarities with Chinese,though Japanese is a distinct languag

15、e.尽管日语是一门截然不同的语言,但与汉语有相似之处。She bears a striking similarity to her mother.她和她的母亲有着惊人的相似之处。Theres a surprising similarity in the origins of English and Chinese idioms.在来源上,英汉成语有着惊人的相似之处。There is a great similarity between the two sisters.姊妹俩长得很相像。合作探究自主预习12345678归纳:similarity可与不同的介词搭配,后接with或to引起的短语时意

16、为“和的相似之处”,后接in引起的短语时表示“在某方面的相似之处”,后接between引起的短语时表示“之间的相似之处”。合作探究自主预习12345678考点延伸(1)(复习)similar adj.相似的,类似的The two boys look very similar.这两个男孩看上去很相似。My problems are very similar to yours.我的问题和你的差不多。The two houses are similar in size.这两幢房子大小差不多。归纳:similar可与介词to或in搭配,be similar to意为“和相似”;besimilar in

17、意为“在方面相似”。(2)similarly adv.相似地,类似地The husband and wife were similarly successful in their chosencareers.夫妇俩在各自选择的事业上都很成功。合作探究自主预习12345678活学活用语法填空(1)There are some similaritiesthe way they sing.(2)Our teachers teaching style is not similarthat of mostother teachers.(3)For generations,scientists and s

18、cience-fiction writers talked aboutthe similarity of Marsthe Earth.in to to 合作探究自主预习123456783.and now were going to take a look at extreme sports.Whatexactly are they?现在我们来看看极限运动。它们到底是什么呢?考点一 take a look 看;注视Take a good look at the photo and see if you can recognise anyone in it.好好看一下这张照片,看看你是否认识其中的

19、某个人。It was unbelievable that the fans waited outside the gym for three hours just to take a look at the sports stars.体育迷们在体育馆外等了三个小时,只为能看一看那些体育明星,这真令人难以置信。归纳:look用作名词,其后可接介词at,表示“看”。合作探究自主预习12345678考点延伸同义短语:have a lookLet me have a look at thatI think its mine.让我看看我想它是我的。考点二exactly adv.确切地,精确地It tur

20、ned out that he had predicted exactly what took place.结果证实他精确地预言了所发生的一切。【高考典句】Nobody entering a university knows exactly what they want to study.没有人进入大学就确切地知道他们想学什么。合作探究自主预习12345678考点延伸(1)exactly用作简短的答语,表示“正是”。You mean that youre going to tell me the truth?你是说,你准备告诉我事实真相?Exactly.一点儿不错。You hate Lee,d

21、ont you?你讨厌李,是吗?Not exactly.I just think hes a bit annoying.不完全是这样。我只是觉得他有一点烦人。归纳:exactly用于肯定回答时表示“正是”;用于否定回答(not exactly)时用来纠正对方刚说过的话,表示“不完全”。合作探究自主预习12345678(2)exact adj.精确的,准确的The exact details were still being worked out.具体的细节还在处理之中。We need to know the exact time the accident happened.我们需要知道事故发生

22、的准确时间。合作探究自主预习12345678活学活用语法填空(1)Its worrying that they are doing things without training,isnt it?(exact).(2)So you gave her your phone?Not(exact),she said shed return it to me when she could afford her own.单句改错(3)Theyre going to take a look on the new house this evening._Exactly exactly onat 合作探究自主

23、预习123456784.What makes people risk their lives to do them?是什么让人们冒着生命危险去从事这些活动呢?剖析 句中包含两个不定式,risk.是省略to的不定式,作makes的宾语补足语,to do.作目的状语。考点 risk vt.冒的危险It was brave of him to risk his life to save the drowning child.他冒着生命危险去救溺水儿童真是太勇敢了!If you dont warm up before taking exercise,you risk injuring yourself

24、.假如运动前不做准备活动,你就有受伤的危险。We cant risk being seen in this wing.在这一侧我们就不用冒被发现的风险了。归纳:risk后接名词及动词-ing作宾语。合作探究自主预习12345678考点延伸risk用作名词,意为“冒险”。【高考典句】Scientists say that your willingness to take risksincreases during your teenage years.科学家们说,你冒险的意愿在你的青少年期间增加。The whole future of the company is at risk.公司的整个前途

25、受到威胁。At the risk of sounding rude,dont you think youd better change forthe party?冒昧说一句,你不觉得应该换套衣服参加这个聚会吗?He dived into the river to save the boy at considerable risk to his ownlife.他冒着相当大的生命危险跳进河里去救那个男孩。合作探究自主预习12345678归纳:risk的常见搭配:活学活用语法填空(1)If your race car isnt insured,you may risk(lose)everythin

26、g when it hits something solid.(2)If you have an expensive rug,dont risk(wash)ityourself.(3)He saved the child the risk of his own life.losing washing at 合作探究自主预习12345678根据提示完成句子(4)No one of us(冒险外出)on our own.(5)Workers who broke the strike(冒着被攻击的危险)when they left the factory.(6)If you drive carefu

27、lly,there is(没有危险)being fined by the traffic police.(7)The disease is spreading,and all children under five are(处于危险中).(8)(冒着危险)catching the fever himself the man kindly carried the sick child home.risked going out risked being attacked no risk of at risk At the risk of 合作探究自主预习123456785.You put on

28、diving equipment and dive under a frozen lake.你要穿上潜水装备,潜入冰冷的湖中。考点 equipment n.配备,设备Most do it using satellites and other high-tech equipment.大多数人通过使用卫星或其他高科技设备来做这件事。I dont think it possible to travel around the world without any modern equipment.我认为不可能什么现代装备都不带就去环游世界。Its a piece of useful equipment

29、and I intend to have it repaired.这是一件有用的设备,我打算把它拿去修理。归纳:equipment是不可数名词,要表示设备的数量需用量词piece,如“一件设备”不能用an equipment表示,而应说a piece of equipment。合作探究自主预习12345678活学活用完成句子(1)The traveller while travelling around the country.这位旅行家在周游全国时随身携带着一些设备。单句改错(2)The workers were sitting on their equipments._carried/ca

30、rries some equipment with him equipmentsequipment 合作探究自主预习123456786.And,if thats not enough,you then try to walk upside down onthe ice!并且,如果那还不够的话,你可以试试在冰上倒着走!考点 upside down 颠倒地,倒置地Even if you plant the seed upside down,the roots will still grow down.即使你把种子倒过来种,根须还是往下长。At times they go so far as to

31、confound right and wrong and turn things upside down.他们有时简直要闹到颠倒是非、混淆黑白的程度。合作探究自主预习12345678考点延伸常用搭配:(1)turn.upside down 把翻过来,把翻得乱七八糟,使凌乱不堪Put one hand on the paper board and then turn the glass upside down.把一只手放在纸板上,然后把玻璃杯倒过来。Everything in the house was turned upside down for the cleaning.由于进行大扫除,房子

32、里的一切都弄得乱七八糟。(2)turn someones life/world upside down 给某人的生活造成大的变化/混乱Her husbands sudden death turned her world/life upside down.她丈夫的突然去世使她的生活完全乱套了。合作探究自主预习12345678活学活用翻译下列句子(1)你把书拿倒了。_(2)那些入室偷盗者(burglar)把我们家翻了个底朝天。_(3)我的生活因那场疾病而彻底改变。_Youre holding the book upside down.The burglars have turned our hou

33、se upside down.My life has been turned upside down by that disease.合作探究自主预习123456787.When I turned up for my first jump I was so nervous that Itried to back out,but my friends persuaded me to go through withit.我第一次站在跳台上紧张得真想退缩下来,但是朋友们说服了我。剖析 这是but连接的并列复合句。but前的分句中,when引导时间状语从句,so.that引导结果状语从句;but后的分

34、句中,不定式短语to go through with it作宾语补足语。考点一 turn up 出现,到场We arranged to meet at 7:30,but she never turned up.我们约好在七点半见,但她根本没露面。Tens of thousands turned up to cheer the president when he made a brief visit to Ottawa in February.总统在二月短暂访问渥太华期间,数万人向他欢呼致意。合作探究自主预习12345678考点延伸(1)同义短语:show up 出现,露面It was gett

35、ing late when she finally showed up.天色已晚,她终于出现了。(2)turn up还可用作及物动词短语,意为“开大,调高(音量)”Could you turn the TV up?你能把电视机的音量开大一点吗?(3)与turn相关的其他常见短语:合作探究自主预习12345678考点二 back out 决定不履行(允诺的事)I hope you will not back out at the last moment.我希望你不要到最后关头撒手不做。I refuse to back out.It has always been very important f

36、or me to keep my word.我绝不违约。对于我来说,信守诺言是非常重要的。He decided to back out of the deal when he perceived some risks.他一发现有风险就决定退出这个交易。合作探究自主预习12345678考点三 go through with 完成(或做完)艰难的事Now that youve set your mind on the goal,you must go through withthe task.既然认定了目标,就要坚持不懈地干下去。He went through with his plan alth

37、ough all his friends advised him to abandon it.尽管他的朋友们都建议他放弃这个计划,但他还是把它进行到底了。合作探究自主预习12345678考点延伸阅读下面的句子,体会go through的含义。(1)Do you want me to go through this and check your spellings?你是想让我过一遍,检查一下你的拼写吗?含义:检查;看一遍(2)When youre going through a crisis,it often helps to talk tosomeone else.当你经历危机的时候,与别人谈

38、谈通常有所帮助。含义:经历(3)He accepted the offer and the deal went through.他接受了报价,这笔交易谈成了。含义:谈成合作探究自主预习12345678活学活用完成句子(1)Dont worry.Im sure a job.不必担心。我相信工作不久就会出现。(2)He even though his knees were in a lot of pain.虽然他的膝盖很痛,但他还是完成了比赛。(3)Its too late.You have to keep your word.想现在退出已经太晚了。你必须遵守你的诺言。(4)The experim

39、ent,though they had tried their best,a failure.尽管他们尽了最大努力,但实验还是失败了。will turn up soon went through with the match to back out now turned out to be 合作探究自主预习123456788.Its difficult to get across how exciting it is!很难理解这会有多刺激!剖析 句首的it是形式主语,真正的主语是不定式短语to get across.;how exciting it is是宾语从句,作get across的宾语

40、,其中it指代上文的bungee jumping。考点 get across 使理解(某事)He taught me how to get my idea across.他教我怎么把我的想法表达得让人能够理解。I will try to present my ideas in a more clear and civilised way in order to get across my point.我将尽力更清晰有礼地表达我的想法,以使别人理解我的意图。归纳:get across包含“讲清楚,让听懂”的意思,可以用getsth.across或get across sth.两种结构。合作探究自

41、主预习12345678考点延伸阅读下面的句子,体会get across的含义。The teacher tried to explain the rule,but the explanation didnt getacross to the class.老师努力解释那条原理,但他的解释未能被学生所理解。含义:被理解活学活用语法填空(1)I tried to getmy idea,but could not be understood.完成句子(2)There are too many technical terms in the thesis,so its not easy.在论文中有太多的术语,所以想看懂不容易。across to get across