2020年北师大版高中英语选修7课件：Unit21 Lesson 2 Brain Power

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1、,Unit 21 Human Biology,PART 1,基础自测,PART 2,互动探究,PART 3,达标检测,Lesson 2 Brain Power,PART 1,基础自测,默写练习(二),.写出下列单词的汉语意思(共8小题；每小题1.5分，满分12分) 1.cater vi. _ 2.ample adj. _ 3.scan n. _ 4.postpone vt. _ 5.supreme adj. _ 6.lame adj. _ pulsory adj. _ 8.violate vt. _,查看答案,满足；迎合,充足的，充裕的,扫描,推迟，延期,(程度)最大的，极度的,站不住脚的，不

2、易令人相信的,强制性的，义务的,违反，违背；亵渎,.写出下列汉语对应的英语单词(共8小题；每小题1.5分，满分12分) 9.荣幸的adj. _ 特权，优待n.给予特权，特别优待vt. _ 10.进入；入学n. _ 进入vt. _ 入口n. _ 11.款待vt. _ 治疗；对待n. _ 12.储存n. _ 储存vt. _,查看答案,privileged,privilege,entry,enter,entrance,treat,treatment,storage,store,13.容忍vt. _ 容忍n. _ 容忍的adj. _ 14.每年的，一年一次的，年度的adj. _ 年度地adv. _ 1

3、5.反对vt. _ 相反的adj. _ 16.与(其他事物)相矛盾；反驳vt. _ 相互矛盾的adj. _,查看答案,tolerate,tolerance,tolerant,annual,annually,oppose,opposite,contradict,contradictory,.写出下列短语或短语对应的汉语意思(共6小题；每小题6分；满分36分) 17.consist of _ 18.对负责 _ 19.加强，增强；建立 _ 20.get down to (doing) sth. _ 21.straight away _ 22.提出；抚养；呕吐 _,查看答案,由组成,be respon

4、sible for,build up,着手(做)某事,立刻，马上,bring upl,.完成句子(共2小题；每小题20分，满分40分) 23.Our eyes and ears send signals all the time，and _ interprets these signals and builds up a picture of the outside world. 我们的眼睛和耳朵不停地发送信号，是我们的大脑翻译出这些信号并构建出外部世界的画面。 24.Your brain will do as long as you cater to its needs. 只要你满足它的需要

5、，你的大脑就会去做任何你想让它做的事情。,查看答案,it is our brain that,whatever you want it to do,PART 2,互动探究,探究重点 互动撞击思维,Your brain will do whatever you want it to do as long as you cater to its needs.只要你满足它的需要，你的大脑就会去做任何你想让它做的事情。,1,cater vi.满足；迎合,重点词汇,cater to迎合(的爱好) cater for sb. /sth. 为某人/某物提供饮食或服务；满足某人/某物的需求或要求,(1)TV

6、programs should cater to all tastes. 电视节目应当迎合各种人的不同口味。 (2)Most of our work now involves weddings. 我们现在的工作多半是承办婚宴。 单句改错 (3)They only publish magazines catering the interests of adults.,查看答案, to,catering for,treat vt.款待；把看作；以方式/态度对待；治疗；处理 n.乐事；乐趣；款待,2,Id advise you to treat yourself by going to the ci

7、nema.我建议你去看场电影来犒劳自己。,treat sb. /oneself to sth. 用某物款待某人/自己 treat.as/like.把当作/看作 treat sb. (for sth. ) with sth. (用)治疗某人(的病) be ones treat由某人请客 treatment n.治疗；待遇；处理,(1)Most important，I began to treat them like winners.(2018天津) 最重要的是，我开始把他们当作胜者来对待。 (2)The doctor treated Mary for her headache with a ne

8、w drug but didnt cure her of it. 医生用一种新药给玛丽治疗头疼，但没有治好。 (3)I treated him a film which catered to him that night. 那天晚上我请他看了一部符合他口味的电影。 (4)This is today，so I will pay for everything. 今天我请客，一切账由我来付。 (5)He varies the (treat) according to circumstances. 他根据情况变换治疗方法。,查看答案,to,my treat,treatment,单句改错 (6)She

9、felt she had unfairly treated，and complained to her boss.,查看答案, been,postpone vt.推迟，延期,3,I decided not to postpone studying(as I normally do！) and got up early every morning to get down to work straight away.我决定不再像平常那样推迟学习，每天早上早起就立刻去学习。,postpone sth. (to/till/until.)推迟某事(到) postpone doing sth. 推迟做某事

10、 注意：表示“推迟、延期”的还有delay，put off，其后的宾语要用动名词而不用不定式。,(1)It has been decided that the meeting should be postponed until next Saturday. 已经决定会议延期到下周六举行。 (2)Owing to the bad weather，we decided to postpone (leave). 由于天气不好，我们决定推迟动身。,查看答案,straight away立刻，马上,straight ahead一直向前 go straight直走；改过自新 注意：表示“立刻、马上”的还有：

11、at once，immediately，directly，right now，right away，in no time,leaving,(3)When they heard a cry for help，they rushed out of the room straight away. 听到呼救声，他们就立刻冲出了房间。 (4)Drive ，and then you will see a sign to the expressway. 一直往前开你就会看见指向高速公路的路标。,查看答案,straight ahead,4,If I didnt understand something，Id

12、write it down and then bring it up in class with my teacher.如果有不明白的地方，我会记下来，然后在课上向我的老师提出来。,一词多义 写出下列句子中bring up的汉语意思 (1)The young man brought up a practical plan at the meeting. _ (2)His parents died when he was born and he was brought up by his aunt. _ (3)He was drunk and brought up what he had eat

13、en at midnight. _,查看答案,提出,抚养,呕吐,bring up 提出；抚养；呕吐,bring in引入；赚得 bring down减少，降低；击败 bring back恢复；使想起 bring about引起；导致 bring out使显现；阐明；出版,(4)The change of management is an opportunity to new talent. 管理层的变化是一个引进新人才的机会。 (5)Our responsibility is to the level of unemployment. 我们的责任是降低失业率。 (6)Do these stor

14、ies any memories? 这些故事唤起你什么回忆了吗？ (7)Next month they will a new edition of the book. 下个月他们将出版这本书的新版本。,查看答案,bring in,bring down,bring back,bring out,go through浏览；阅览；仔细检查；经历；做完(工作等)；用完；花完；(法案等)通过,5,She was very helpful and she went through all of the things that would probably come up in the exam.她非常乐于

15、助人并仔细查看所有可能在考试中出现的内容。,查看答案,一词多义 写出下列句子中go through的汉语意思 (1)Recent years we have gone through too many natural disasters，such as earthquakes，floods and mudslide. _ (2)The new plan went through，which shocked us. _ (3)I seem to have gone through a lot of money. _ (4)The professor will go through the exp

16、eriment soon. _ (5)I always start the day by going through my mail. _,经历,通过,花完,完成,仔细查看,get through完成；打通电话 look through仔细查看；浏览 see through看穿，识破 break through突破 live through度过 pull through渡过难关；恢复健康 carry through贯彻到底,(6)I tried to phone the mayors office，but I couldnt . 我想给市长办公室打电话，但就是打不通。 (7)The fact

17、is that I your tricks from the start. 事实是从一开始我就看穿了你的诡计。,查看答案,get through,saw through,Our eyes and ears send signals all the time，and it is our brain that interprets these signals and builds up a picture of the outside world. 我们的眼睛和耳朵不停地发送信号，是我们的大脑翻译出这些信号并构建出外部世界的画面。,经典句式,It is.that.为强调句型。 强调句型的基本结构为

18、：It is/was被强调部分that/who其他部分 (被强调部分可以是句子的主语、宾语或状语，但不能强调谓语、表语、 补足语等。当被强调部分指人时，可以用who也可用that，其余情况使用 that)。 强调句的一般疑问句结构为：Is/Was it被强调部分that/who.? 强调句的特殊疑问句结构为：疑问词is/was itthat.? 对not.until.句型中的时间状语(从句)进行强调时的结构为：It is/was not until被强调部分that其他部分。,(1)It was when I got back to my apartment that I first came

19、 across my new neighbors. 当我回到公寓时，我第一次偶遇了我的新邻居们。 (2)It is at the hotel that the coach picks up tourists. 长途汽车是在旅馆接游客。 (3) saved the old man from the burning fire? 是那位年轻士兵从燃烧着的大火中救出了老人吗？ (4) made the old man so worried those days? 那些天是什么使得这位老人那么焦虑？,查看答案,Was it the young soldier that/who,What was it t

20、hat,(5)Bach died in 1750，but the early 19th century his musical gift was fully recognized. 巴赫于1750年去世，但是他的音乐才能一直到19世纪早期才完全被认可。 单句改错 (6)It was in that remote village where she found the valuable folk art.,it was not until,that,that,查看答案,PART 3,达标检测,当堂检测 基础达标演练,1.We are (privilege) to welcome you as o

21、ur speaker this evening. 2.The police had to make a sudden (enter) into the house where the thief was hiding. 3.You cant imagine what the man went during the two wars. 4.It took me a very long time to get the shock of her death. 5.Children are well catered with apple-themed fun and games. 6.It is sa

22、id that the plan was brought by a young girl. 7.They postponed (send) an answer to the request on purpose. 8.What was it made these fans so excited at that moment?,.单句语法填空,查看答案,privileged,entry,through,over,for,up,sending,that,9.The lovely children got there and were treated sweets and cookies. 10.W

23、hen you are given a task，youd better begin to do it straight .,查看答案,to,away,11. the area was seriously polluted they began to take action to stop pollution. 直到这个地方被严重污染了他们才采取行动来制止污染。 12.Ill probably go for a walk later on . 只要天气一直好的话，我可能晚些时候去散步。 13.The old couple ，for which I was grateful. 这对老夫妇把我当作

24、他们的亲生儿子对待，对此我非常感激。,.完成句子,查看答案,It was not until,that,as/so long as it stays fine,treated me as/like their own son,14.There is no need to worry，for the doctors will do to save him. 没必要担心，因为医生们会尽全力去救他。 15.She ，which makes me a little worried. 她一直推迟回复我的邮件，这让我有点担心。,查看答案,whatever they can,has been postponing answering my email,