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2020版北师大版高考英语一轮课件:选修7 Unit 20 New Frontiers

1、Unit 20 New Frontiers,-2-,高频词汇,难点句型,1.assist vt.帮助;协助 assistant n.助理,助手 assistance n.U帮助,协助 高考佳句 A nurse who understands the healing value of silence can use this understanding to assist in the care of patients from their own and from other cultures. 一位懂得沉默的治愈价值的护士会运用这种体谅来帮助护理那些与她们的文化背景相同和来自其他文化背景的病

2、人们。(2016全国卷,阅读理解D篇) assist sb (with sth)帮助某人(做某事) assist sb to do sth=assist sb in doing sth帮助某人做某事 come to ones assistance来援助/帮助某人 be of any(great)assistance帮上忙,-3-,高频词汇,难点句型,单句语法填空 He assists her in (cook) matters.(2018全国卷,阅读理解B篇) Im sure I was the last person in the world he wanted to accept(assi

3、st) from.(2016全国卷,完形填空) His presence meant that I had an unexpected teaching_ (assist) in class. (2016全国卷,阅读理解B篇) 写作升级 A team of nurses assisted the doctor to perform the operation. 满分表达 A team of nurses assisted the doctor_ the operation.,cooking,assistance,assistant,in performing,-4-,高频词汇,难点句型,2.c

4、onflict v.抵触,冲突 n.争执;斗争,冲突;争论 高考佳句 What kind of education can be “meaningful” to young people affected by conflict? 什么教育对受到冲突影响的年轻人可能是“有意义的”?(2016浙江卷,阅读理解B篇) a conflict between.and.在和之间的冲突 conflict with.和发生冲突 in conflict with.和冲突 come into conflict发生冲突,-5-,高频词汇,难点句型,单句语法填空 If we are not careful,then

5、,we could face a kind of global chess match against very determined,super intelligent machines whose objectives conflict our own,with the real world as the chessboard.(2017北京卷,阅读理解D篇) The two companies come frequent conflicts as a result of competition. 写作升级 All these actions by them conflicted with

6、 the universally accepted international laws. 满分表达 All these actions by them was_ the universally accepted international laws.,with,into,in conflict with,-6-,高频词汇,难点句型,3.donate vt.捐赠;赠送 donor/donator n.捐赠者,赠送者 donation n.捐赠物(尤指捐款) 高考佳句 Donations began flooding in from hundreds of people. 成百上千的人开始捐款。

7、(2017天津卷,完形填空) (1)donate sth捐赠某物 donate sth to.把某物捐给 (2)make a donation/make donations进行捐赠,-7-,高频词汇,难点句型,单句语法填空 For just a small (donate) you can take a tour with our garden guide.(2018全国卷,阅读理解A篇) Volunteers came with carloads of (donate) clothing and toys.(2016北京卷,阅读理解B篇) I found the pre-holidays a

8、 good time to encourage young children(donate) less-used things.(2018全国卷,阅读理解D篇) .they were all amazed when Miss McCarty decided to donate $150,000 the University of Southern Mississippi.,donation,donated,to donate,to,-8-,高频词汇,难点句型,4.meanwhile adv.对比之下 高考佳句 Moth,meanwhile,after an initial struggle,f

9、ound his symptoms were strangely reduced by their daily tiring journey. 同时,在初步努力和坚持之后,Moth通过每天辛苦地徒步旅行发现他的病症不可思议地减轻了。 (2018江苏卷,完形填空) meanwhile和in the meanwhile及in the meantime表达相同的意思。,-9-,高频词汇,难点句型,单句语法填空 ,I will regard it as my duty to help keep our environment clean and healthy. 写作升级 The flight wil

10、l be announced soon.Meanwhile,please remain seated. 满分表达 The flight will be announced soon. ,please remain seated.,Meanwhile,In the meanwhile/meantime,-10-,高频词汇,难点句型,5.split v.撕裂,裂开;劈开;分开,分离;使分裂;分担,分享 n.裂开;分担;裂口 高考佳句 I worried,remembering those split seconds decades ago when my mind would go blank a

11、nd my fingers would freeze. 我很着急,记起了数十年前,我大脑一片空白,手指僵硬的那些时候。 split sth into.把分成 split up(with.)(和)断绝关系;(和)分开,(和)分离 split ones sides笑破肚皮,捧腹大笑 split the difference互相让步,折中 split second一刹那,瞬间,-11-,高频词汇,难点句型,单句语法填空 For the purposes of the survey weve split the town_ four parts. 完成句子 Lets ,and Ill give you

12、 20. 咱们折中一下,我给你20英镑。 Its unwise that Jack his sister. 杰克和他姐姐断绝关系是不明智的。,into,split the difference,split up with,-12-,高频词汇,难点句型,6.cure vt.治愈;治好;解决 n.药,疗法;治疗 高考佳句 There was no cure,only pain relief.没有治疗方法,只能减轻病痛。(2018江苏卷,完形填空) cure sb/sth治愈某人/某物 cure sb/sth of.治愈某人/某物的(病) a cure for.治愈疗法,-13-,高频词汇,难点句型

13、,词义精析 (1)cure指治愈疾病、消除痛苦、戒除恶习/弊端/嗜好等。可以是人做宾语,也可以用病做宾语,人做宾语时,病用介词of引出。它强调结果。 (2)treat只指治病,不包括治疗的效果如何。其宾语可以是人也可以是病,人做宾语时,病用介词for引出。它强调“治疗”这一动作。treat 也可表示“对待,招待”。,-14-,高频词汇,难点句型,完成句子 Many bad habits can be especially difficult_ because they are likely to have been formed at a very young age. 许多坏习惯特别难以纠正

14、,因为它们可能是人们在年幼时就形成了的。 It can uncover laws of nature, ,make bombs,and help bridges to stand up. 它(科学)可以揭示自然规律、治愈疾病、制造炸弹,帮助建起桥梁。,to cure,cure diseases,-15-,高频词汇,难点句型,用treat或cure的恰当形式填空 So condors with high levels of lead are sent to Los Angeles Zoo,where they with calcium EDTA,a chemical that removes l

15、ead from the blood over several days. 所以铅含量高的秃鹰被送到洛杉矶动物园,在那里它们被用一种可以在几天内把铅从血液中去除掉,叫做calcium EDTA的药物所治愈。(2016北京卷,阅读理解B篇) The doctor his headache with a new drug but didnt him. 医生用一种新药治他的头痛,但没有治好。,are treated,treated,cure,-16-,高频词汇,难点句型,写作升级 After he was cured of his cancer,Stephen went back to work f

16、or the charity. 满分表达 his cancer,Stephen went back to work for the charity.,Cured of,-17-,高频词汇,难点句型,7.permit vt.允许,准许,许可 n.许可证,特许证,执照 permission n.许可,允许,准许 高考佳句 The California Department of Motor Vehicles began giving permits in April for companies to test truly self-driving cars on public roads.加利福尼

17、亚汽车部门于4月开始为公司提供许可证,以对在公共道路上的自动驾驶汽车进行真正测试。(2018北京卷,阅读理解D篇),-18-,高频词汇,难点句型,(1)permit doing sth允许做某事 permit sbs doing sth=permit sb to do sth允许某人做某事 be permitted to do sth被允许做某事 weather/time permitting=if weather/time permits天气/时间允许的话 (2)ask for permission请求许可 without permission未经许可 give permission给予许可

18、,-19-,高频词汇,难点句型,单句语法填空 The government has already permitted the company_ (use) special materials to make it easier for the vehicle to fly.(2017全国卷,阅读理解C篇) The shock and anger when a social media firm does something with data that people dont expect,even if users have apparently given(permit),show th

19、at the current situation isnt working.(2016上海卷,阅读理解C篇) Students living in buildings that have kitchens are only permitted(cook) in the kitchen.,to use,permission,to cook,-20-,高频词汇,难点句型,写作升级 Sandy and her friends will go on a field trip that can camp in the woods,if weather permits. 满分表达 ,Sandy and h

20、er friends will go on a field trip that can camp in the woods.,Weather permitting,-21-,高频词汇,难点句型,8.declare vt.宣告;宣布;声明;断言;宣称 declaration n.宣告;宣布;声明;断言;宣称 高考佳句 Some scientists declared that most of our fatigue comes from our mental and emotional attitudes. 一些科学家宣布,我们大部分的疲劳都来自于精神和情感态度。 declare sth/tha

21、t.宣布 declare sb/sth to do sth宣布某人或某事做某事 declare for/against sth表示赞成/反对 declare sb/sth to be.宣布某人/物是,-22-,高频词汇,难点句型,词义精析 (1)declare 指在庄严场合,官方权威人士公开郑重宣布,有时指在公开场合对某事表明态度。 (2)announce指对公众或特定人群进行宣布,常指大家感兴趣的事,如国家大事和商品信息等。,-23-,高频词汇,难点句型,单句语法填空 The commission declared the proposed scheme,pointing out many

22、of its drawbacks. The judge at last had to declare the Chinese player _ (be) the winner. 用declare或announce的恰当形式填空 Several boys were crowding around Chad,who_ with a proud smile that he sold six dozen the day before. He said the lucky woman on the website and the trip will be shared online.(2017全国卷,完

23、形填空),against,to be,declared,will be announced,-24-,高频词汇,难点句型,9.lead to 通向;导致(to为介词,后跟名词或动词-ing形式) 高考佳句 False fire alarms are illegal and may lead to imprisonment.虚假火警是非法的,可能导致监禁。(2018天津卷,阅读理解A篇) lead to sb doing sth导致某人做某事 lead sb to do.使某人做 lead sb to sth使某人 lead sb in doing 率领某人做 lead a simple lif

24、e过着俭朴的生活,-25-,高频词汇,难点句型,单句语法填空 Research shows that giving up driving is one of the key reasons for a fall in health and well-being among older people,_ (lead) to them becoming more isolated and inactive.(2017全国卷,阅读理解D篇) One day after school,while exploring the green woods of this magnificent mountai

25、n,I almost fell on a set of stairs.What could these steps lead ?(2018天津卷,阅读表达) Once people begin to volunteer,what leads them_ (remain) in their positions over time?,leading,to,to remain,-26-,高频词汇,难点句型,10.be about to即将,就要 高考佳句 Last October,while tending her garden in Mora,Sweden,Lena Pahlsson pulled

26、 out a handful of small carrots and was about to throw them away.去年十月,在瑞典莫拉料理她的花园时,莉娜帕尔森拿出少量的小胡萝卜,正要把它们扔掉。(2017浙江卷,语法填空) be about to do when.是一个常用句型,表示“正要,这时突然”,其中的when是并列连词,用以连接并列句,故不可用while,as等代替。,-27-,高频词汇,难点句型,用be about to的恰当形式填空 Social robots bring technology to the everyday world in a more hum

27、anized way. Just when she speak,a student rushed in and pushed her aside! 单句改错 I was about to give up as my father came and encouraged me to keep going.,are about to,was about to,aswhen,-28-,高频词汇,难点句型,11.send out发送;派遣;放出 高考佳句When your boss or professor sends you out to do man-on-the-street interview

28、s for a story,think about the topic and develop a list of about ten general questions relating to it. 当你的老板或教授派你出去为一则事故做一次街道随机采访时,想想这一话题,并列出一个与其相关的约十个一般问题的清单。(2017浙江卷,七选五) send for派人去叫(请) send in呈报;提出;递送 send.to.把送给 send off 寄出或发出某物;逐出;欢送 send up使上升;发射;判入狱;取笑某人 send away派遣;发送;撵走;解雇,-29-,高频词汇,难点句型,完成

29、句子 .young maple trees getting bitten by insects a particular smell that neighboring plants can get. 被昆虫咬伤的小枫树发出一种其邻近的植物可以得到的特殊气味。(2017全国卷,阅读理解D篇) You write an unkind message about someone,intending to a friend,but accidentally the person youre discussing. 你写一条关于某人的不友好的信息,打算把它发给一个朋友,但不小心把它发给你正在讨论的人。(

30、2017天津卷,阅读理解A篇),send out,send it to,send it to,-30-,高频词汇,难点句型,1.Some like to read fantasy stories and imagine what the world will be like in 10,50 or even 1,000 years time.Others write about the future themselves.(Page 20)有些人喜欢阅读幻想故事,想象世界在10年,50年甚至1,000年内会变成什么样。另外一些人则自己描述未来。 some.,others.句型 “some.,o

31、thers.”表示“一些(人);另一些(人)”。该结构常用以描述不同人的不同行为或对某事的不同看法等。,-31-,高频词汇,难点句型,单句语法填空 Some of us were confident and eager to take part in the class activity; were nervous and anxious.(2018全国卷,短文改错) Some plants pump out smelly chemicals to keep insects away.But do double duty.(2017全国卷,阅读理解D篇) 翻译句子 有些人认为父母应帮助孩子做好

32、一切,然而,另外一些人则持相反的观点。,others,others,Some think that parents should get everything ready for their kids.Others,however,hold the opposite opinion.,-32-,高频词汇,难点句型,2.It measured 100 feet long by over 10 feet high and weighed over 30 tonnes.(Page 25)它长100英尺,高10多英尺,重30多吨。 表示度量的句型 此处是Sth/Sb measures/weighs.表

33、示“某人/物量得/重”的句型。注意:measure,weigh等词在此结构中不可用被动形式。另外,英语中表示事物的长、宽、高、重、深度、年龄、面积等还有下面句型: (1)主语+be+表示数量的词(组)+形容词(long/wide/high/tall/heavy/old/large.); (2)主语+be+表示数量的词(组)+in+名词(length/width/height/weight/age/size/area.); (3)主语+has/have+a(n)+名词(length/width/height/weight/age/size/area.)+of+表示数量的词(组); (4)The+

34、名词(length/width/height/weight/age/size/area.)+of sb/sth+be+表示数量的词(组)。,-33-,高频词汇,难点句型,完成句子 My room 4 metres long and 3 metres wide. 我的卧室长4米,宽3米。 写作升级 This clothing line is ten metres long. 满分表达This clothing line is ten metres . 满分表达This clothing line ten metres. 满分表达 this clothing line is ten metres.

35、,measures/is,in length,has a length of,The length of,-34-,高频词汇,难点句型,3.There is no doubt about it.(Page 25)关于这一点是毫无疑问的。 There is no doubt about sth句型 “There is no doubt about sth”是一个常用句型。它表达的含义是“毫无疑问,不用怀疑”。 (1)在肯定句中doubt后面接whether引导的从句。There is some doubt whether.表示“是否还有些疑问”。 (2)在表示否定或疑问含义的句子中doubt后面

36、接that引导的从句。There is no doubt that.表示“毫无疑问”。 (3)当doubt是动词时后面接的从句也同样适合以上特点。,-35-,高频词汇,难点句型,单句语法填空 There is no doubt it is unwise to depend completely on the ratings in consumption.(2018江苏卷,书面表达) There still remains doubt he can be made mayor.,that,whether,-36-,1.Do you believe in real (equal)between m

37、en and women in America? 2.All these (phenomenon) mentioned above do exist in our society. 3.His daughter suffered from a deadly disease.Many people gave away money to her and the (donate) did help save the family. 4.Its said this kind of flowers is (poison) so that we cant put it in our bedroom. 5.

38、Jack said he won a lottery of $5,000. I doubt he told the truth.,equality,phenomena,donation,poisonous,whether,-37-,6.Some people may think that a garden is no more than plants,flowers,patterns and masses of color. are concerned about using gardening methods that require less water and fewer fertili

39、zers.(2016全国卷,七选五) 7.Consequently,some viewers began to turn away from cinemas,leading a slower growth.(2017江苏卷,书面表达) 8.We at last saw temples and pyramids,squares and houses,and placeskings and queens had lived when the Mayan people ruled the region.,Others,to,where,-38-,1.Just pressing the button,

40、and then you can run the machine.2.My parents would not permit waste a single drop of water.3.His story of what happened that night didnt correspond for the witnesss version.4.Now doctors are confident that they have treated the boys illness.5.She was in dilemma as to whether to stay in the universi

41、ty for further education or just get a job.,pressingpress wastewasting forto treatedcured dilemma前加a,-39-,6.The couple wrestled about the decision for several weeks,wondering whether they would buy a flat or just rent one.7.When Douglas fell ill last year,his daughter took up his business and has be

42、en doing much better than him.8.Although they are pretending hard to be young,grey hair and wrinkles give them up.9.Weather permitted,well finish the sports meeting by next Sunday.,aboutwith upover upaway permittedpermitting,-40-,10.Assisting by an expert in the field,we soon found a solution to the

43、 problem.,AssistingAssisted,-41-,完成下面4个句子,然后通过合理想象整合成一篇短文。 1.随着技术的发展,越来越多的学生能拥有诸如电话,iPad及MP5之类的电子设备。 With the development of technology,more and more students electronic devices, cell phones,iPads and MP5. 2.我的一些同学认为这些设备方便实用,使得我们的生活和学习更加方便,也帮着我们偶尔放松。 Some of my classmates think these devices handy a

44、nd practical,our life and study more convenient and us to relax .,have access to,such as,making,helping,once in a while,-42-,3.然而,另一些同学认为这些设备不适合学生,因为他们认为它们对我们的学习有着不好的影响,更不用说对我们的身体有害了。 However,others dont think these devices are suitable for students because they think they our study,not to mention t

45、hey are harmful to our health. 4.在我看来,我支持后一种观点,因为这些发明的初衷是让我们的生活更容易,但大多数学生却以错误的方式使用它们。,I support the latter opinion for the reason that the initial purpose of these inventions is to make our life easier,but most students use them in the wrong way.,have a bad effect on,As for me,-43-,连句成文 With the dev

46、elopment of technology,more and more students have access to electronic devices,such as cell phones,iPads and MP5.But do these devices have a good effect on us? Some of my classmates think these devices handy and practical,making our life and study more convenient and helping us to relax once in a w

47、hile. However,others dont think these devices are suitable for students because they think they have a bad effect on our study,not to mention they are harmful to our health.,-44-,As for me,I support the latter opinion for the reason that the initial purpose of these inventions is to make our life easier,but most students use them in the wrong way.So I hope schools can carry out some plans to wrestle with this problem.,