2019_20学年高中英语Unit20NewFrontiersSectionⅡLesson2ArtificialIntelligence课件北师大版.pptx

Section Lesson 2 Artificial Intelligence,一,二,三,四,一、词义匹配 A B 1.category a.spending the winter in a state like sleep 2.autonomous b.existing at the beginning;new and interesting 3.official c.a person who is in a position of authority;connected with a position of authority 4.invest d.to separate sth.from sth.;to break the contact;to stop the supply of sth. 5.hibernation e.ready to be used;of or about operations 6.disconnect f.a group of people or things with particular features in common 7.original g.to spend money on something in order to make it better or more successful 8.operational h.able to do things or make decisions without help;able to govern itself or control its own affairs,一,二,三,四,答案：1.f 2.h 3.c 4.g 5.a 6.d 7.b 8.e,一,二,三,四,二、猜词拼写 1. to appear in a radio or television program;to give sth.to sb.;gift;being in a particular place 2. to make something secret known;to present 3. to begin to gain control of or responsibility for sth. 4. a person whose job is writing programs for computers 5. before something happens,present,give away,take over,programmer,in advance,一,二,三,四,6. a person you work with 7. to save sb./sth.from a dangerous or harmful situation 8. a person whose job is to teach sb.a practical skill 9. a person who has made or invented something 10. a way out of a public building or vehicle,colleague,rescue,instructor,creator,exit,一,二,三,四,三、词汇拓展 1. vt.主持;呈现n. adj. n.主持人 2. n.创造者 v.创造 adj.创造性的 3. n.官员 n.办公室 4. vt.拯救,救援 n.救援人员 5. v.使不连接;切断 v.连接 6. adj.起初的;最早的 n.起源,present,礼物,现在的,当前的,出席的,在场的,presenter,creator,create,creative,official,office,rescue,rescuer,disconnect,connect,original,origin,一,二,三,四,7. adj.工作着的,即可使用的 v.运转;动手术;操作 n.操作;手术 8. n.指导者;教练 v.指导;教授;通知;命令 n.指令;教导;用法说明 adj.有教育意义的,operational,operate,operation,instructor,instruct,instruction,instructive,一,二,三,四,四、短语互译 1. 预先 2. 泄露(秘密) 3. 接收;接管 4. 阐述;传达;使被了解 5. 弥补 6. 出版 7.cure sb.of sth. 8.figure out 9.for the lack of,in advance,give away,take over,get across,make up for,come out,治愈某人,计算出;解决,因为缺少,1,2,3,4,5,1.She presents the news twenty-four hours a day on.(Page 22) 她在上一天24小时主持新闻节目。 考点 present vt.主持(电视或广播节目);呈现;赠送,颁发;提交 She used to present a gardening program on TV. 她曾在电视上主持一个园艺节目。 The whole village presented a peaceful atmosphere. 整个村庄呈现出一片宁静的气氛。 The ships in the bay present a beautiful sight. 海湾内的船舶呈现一派美丽的景致。,1,2,3,4,5,The headmaster will present the prizes to the winners personally. 校长会亲自向获奖者颁奖。 He is supposed to present his final report to the committee before Friday. 他应该在周五前向委员会提交最后的报告。,1,2,3,4,5,考点延伸 阅读下列句子,指出其中黑体词的词性、词组及含义 He bought me a valuable diamond ring as a birthday present. 词性 含义 Theres no certain cure for this illness at present. 词性 词组 含义 A number of local personalities were present at the meeting. 词性 词组 含义 How do you assess the present international situation? 词性 含义,名词,礼物,名词,at present,现在,形容词,be present at,出席,到场,形容词,现在的,目前的,1,2,3,4,5,(1)present主要考查词义和相关词组。 (2)present vt.主持(电视或广播节目);呈现;赠送,颁发;提交 n.礼物;现在 adj.现在的;出席的,到场的 present sth.to sb.=present sb.with sth.向某人颁发某物 (3)for the present 暂时 (4)presence n.出席,在场,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,2.in advance 预先(Page 22) Thirdly,you say that there is a discount provided that I pay in advance. 第三,你们说,只要我提前付款就有折扣。 If you want to get better service,you must inform the tour site in advance. 如果你想得到更好的服务,必须提前通知旅游景点。 考点延伸 in advance of在前 advanced adj.先进的;高级的;晚期的;年老的 advancing adj.年事渐高的,1,2,3,4,5,advance的相关词组和派生词以考查含义为主。,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,3.give away泄露(秘密)(Page 23) The woman talks about the plot of the film but she does not give away the ending. 这位女士谈了电影的情节,但是她没有泄露结局。 Body language can give away a lot about your mood,so standing with your arms folded can send out a signal that you are being defensive. 肢体语言可以透露很多的心情,所以你的双臂交叉站着,表示你是有防范的。,1,2,3,4,5,考点延伸 阅读下列句子,指出其中give away的含义 The bride was given away by her father. 含义 He gave away most of his money to the charity. 含义 The mayor gave away the prizes at the school sports day. 含义,将新娘交给新郎,捐赠,颁发,1,2,3,4,5,(1)give的相关短语基本考查词义。 (2)give in 投降;呈交 give off 放出(光、烟、气味等),散发 give out 分配,分发;公布,发表;被用完;被吃光 give up 放弃,戒除,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,4.take over接收;接管;控制,占上风;从一地送到另一地(Page 23) His only reason for investing in the company was to take it over. 他投资这家公司的唯一理由就是接管它。 The 20-year-old young man took over the big company after his father died in an accident. 这位20岁的年轻人在他父亲死于一起事故后接管了这家大公司。 Our firm took over two fruit packing companies last year. 我们公司去年接管了两家水果包装公司。 Mr.White took me over to the island in his boat. 怀特先生用他的船把我送到了岛上。 In 89 BC,the Romans took over Pompeii. 公元前89年,罗马人占领了庞贝。,1,2,3,4,5,考点延伸 take on承担(工作、责任等);雇用(工人);呈现出 take up 拿起;占用;接受(建议或挑战);开始从事;以某事作为爱好 take in 吸收;留(某人)寄宿;欺骗(某人) take apart 拆开 take down 放下;取下;拆掉;把记录下来 take off 脱下;起飞;事业腾飞,1,2,3,4,5,take的相关短语考查词义为主。,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,1,2,3,4,5,5.I was so angry that I walked out,leaving him sitting there shocked and white-faced.(Page 23) 我气得出去了,留他一个人坐在那里,一脸惊愕,面色苍白。 考点 形容词(短语)做状语 句子结构: (1)句中so. that.引导的是一个结果状语从句。 (2)句中leaving him sitting there为现在分词短语做结果状语,其中sitting there为现在分词做宾语补足语。 (3)句中shocked and white-faced是形容词(短语)做状语,表示状态。 I lay on the bed,awake,worrying about my exams. 我躺在床上睡不着,担心考试的事。,1,2,3,4,5,I was so angry at the girls oversleeping that I went down to wake her up. 那个女孩睡过了头,我很生气,就下去叫醒她。 The survivors lay on the beach,exhausted and shocked. 幸存者躺在海滩上,疲惫不堪,心有余悸。 Curious,we looked around for other guests. 由于好奇,我们向四周看看有没有别的客人。 They left so hurriedly that they forgot to take a compass,leaving themselves lost in the forest,cold and hungry. 他们走得太匆忙了,忘了带指南针,结果他们在森林里迷路了,又冷又饿。,1,2,3,4,5,(1)形容词(短语)做状语除了表示状态之外还可以表示原因、时间、地点、条件、让步等。 (2)形容词(短语)做伴随状语时,表示句子谓语动作发生过程中,句子主语所处的状态,该状语结构可以转化为and连接的并列句。,1,2,3,4,5,1,2,3,4,5,一,二,一、阅读词汇检测 阅读下列句子,说出黑体词或词组的含义。 1.Students over 25 belong to a different category. 含义 答案：类别,类型 2.The team will present its report to the board on Tuesday. 含义 答案：提交 3.He treated us as autonomous individuals who had to learn to make up our own minds about important issues. 含义 答案：自主的;自治的,一,二,4.In this course students will learn how to program. 含义 答案：编程 5.As long as you pay in advance we wont charge for delivery. 含义 答案：预先 6.We have invited a famous actor to give away the prizes. 含义 答案：颁发 7.The company would then take over the accounts. 含义 答案：接管;接收,一,二,8.The government has invested heavily in public transport. 含义 答案：投资 9.He had been invited to have dinner with a colleague and his wife. 含义 答案：同事 10.You rescued me from an embarrassing situation. 含义 答案：拯救,救援 11.He made a quick exit to avoid meeting her. 含义 答案：离开,离去,一,二,12.I felt disconnected from the world around me. 含义 答案：分离的;无关联的 13.The room still has many of its original features. 含义 答案：最初的;最早的 14.That is not an original suggestion. 含义 答案：有新意的;创新的 15.The new system became operational in March. 含义 答案：可使用的,一,二,二、写作词汇检测 用所学的单词或短语完成或翻译下列句子。 1.The city p an atmosphere of festival. 答案：presents 2.I ought to have told you the news in a . 答案：a