Unit 1 Science and scientists Language points（ppt课件）-2022新人教版（2019）《高中英语》选择性必修第二册.pptx

1、 选择性必修第二册Unit 1Science and scientists1.subscribe vi.认购(股份);定期订购;定期交纳(会费);赞同(support);捐助(donate)写出下列句子中subscribe的含义We all subscribed to what he had said.He subscribes to the view that children can benefit from being independent.I have subscribed to several magazines recently.Many people subscribed mo

2、ney to the education fund.同意赞成订购捐赠(1)subscribe to 订阅;同意;捐款subscribe.to.在上签署;向捐赠(2)subscriber n.(杂志等)订阅者;消费者;用户;捐赠者句式升级My reason for subscribing to New Scientist is to know about advances in science.New Scientist is to know about advances in science.(定语从句)The reason why I subscribe to2.suspect vt.&vi

3、.怀疑;疑有;不信任(mistrust)n.犯罪嫌疑人;可疑对象单句填空The boss suspected him taking the computer away from the company.I suspect him(be)the pickpocket whom the police are looking for.Im a bit (suspect)about the package thats been left in the corridor.ofto besuspicious(1)suspect sb of(doing)sth 怀疑某人(做过)某事suspect sb/st

4、h to be.怀疑某人/某物为suspect that.怀疑/觉得(2)suspicion n.怀疑;嫌疑(3)suspicious adj.感觉可疑的;令人怀疑的3.blame vt.责备;谴责;把归咎于 n.过失;责备用blame、charge、accuse的适当形式填空It is obvious that you are to for the accident.She was said to have been with drunken driving.I was told that he was of murder.(1)blame sb for.因而指责某人blame sth on

5、 sb/sth 把某事归咎于某人/某物blamechargedaccused(2)accept/bear/take the blame for.对负责;为承担责任put/lay the blame for sth on sb 把某事的责任推到某人身上(3)charge sb with(doing)sth 指控某人(做)某事accuse sb of(doing)sth 指控某人(做)某事注意be to blame for sth意为“应为某事负责或受指责”,其中不定式为主动形式表示被动含义。翻译因为学校电脑网络的崩溃而受到责备,所以艾丽斯情绪很低落。Alice was in low spirit

6、s because she the breakdown of the school computer network.the breakdown of the school computer network,Alice was in low spirits.(分词短语作状语)was blamed forBlamed for4.link n.联系;纽带vt.把连接起来;相关联单句填空The hearts of the people of all the countries (link)to each other.Is he the man who had different sections o

7、f the walls linked?注意link up(with)连接;联系link.with/to.把与连接;联系are linkedup完成句子To understand this concept,we between law and ethics.为了理解这一概念,我们要看一下法律和伦理之间的联系。The crowd to form a barrier.群众臂挽着臂形成一道屏障。look at the linklinked arms5.decrease n.减少;降低;减少量vt.&vi.(使大小、数量等)减少;减小;降低(decline;go down)单句填空There has b

8、een a decrease the number of employees this year.After taking the medicine,his temperature decreased 36.8.Five years ago,the population of the village was 2,000.Now its 1,500,which means that its decreased 25%.intoby(1)decrease in.在(方面)降低/减少decrease to.减少到decrease by.减少了(2)a decrease in 在(方面)减少on th

9、e decrease 在减少6.transform vi.&vt.转化;转换;改造(change the shape,appearance,quality or nature);变换单句填空I learned a lot about how to extend the life of objects and transform them _something new and useful.I was a student and had my life totally (transform)by that experience.The past ten years has witnessed a

10、 complete (transform)of my hometown.intotransformedtransformation(1)transform.into.把转变成transform from.to/into.从转变为(2)transformation n.转化;改变注意前缀trans-有两种意义:(1)表示“进入(另一地方);成为(另一状态)”。如transfer“转移;迁移”;transmit“传播;传输”;transport“运输;传送”;transplant“移植(器官等)”;translate“翻译”。(2)表示“超越;横穿;通过”。如transnational“跨国的”;

11、transcontinental“横穿大陆的”。7.calm vt.&vi.(使)平静;(使)镇定 adj.平静的;镇静的;沉着的单句填空I placed the chick in the nest,and it quickly(calm)down.Though(keep)calm is no guarantee of security in an emergency,it at least helps solve problems.注意(1)calm sb/oneself down 让某人/自己平静下来(2)be/stay/keep/remain calm 保持冷静(3)calmly adv

12、.镇静地;沉着地calmedkeeping8.cast vt.投射;向投以(视线、笑容等);投掷(throw forcefully)单句填空Her fathers illness cast a shadow the family.She cast glance in the mirror and went out,shutting the door behind her.He was cast by the sad news.over/onadowncast a shadow/cloud over/on sth 给蒙上一层阴影cast doubt on sth 使人怀疑某事;不确信某事cast

13、 a look/glance at sb/sth 向看一眼cast down 使沮丧;使失望完成句子The priceless treasures had been the Nile.价值连城的珍宝被扔进了尼罗河。Dont be so .Just keep up your spirits.不要这么沮丧。打起精神来!Jack should,in her opinion,.她认为应该把杰克关进监狱。cast intocast downbe cast into prison9.defend vt.保护(protect);保卫;辩护单句填空When a dog attacked me,I picked

14、 up a stick to defend(I).Humour is a more effective(defend)than violence.注意(1)defend sb/sth from/against保护某人/某物免受defend oneself=in ones defence 为自己辩护;自卫myselfdefence(2)defence n.防御;保护;保卫in defence of.为了保卫(3)defender n.防御者(4)defensive adj.防御性的;自我保护的注意与defend.from/against用法类似的还有prevent.from、stop.from、

15、keep.from、protect.from/against、discourage.from 等,这些短语若用于被动语态,from都不可省略。1.thanks to幸亏;由于单句填空(thank)to your hard work,we can finish the task ahead of schedule.Thanks modern science and technology,people lead a more and more comfortable life.Thankstodue to 由于;因为because of 由于;因为on account of 由于owing to

16、由于;因为as a result of 由于完成句子,I won the first place in the contest.多亏您的指导,我在比赛中获得了第一名。,I have made great progress in English.多亏老师的帮助,我在英语方面取得了很大的进步。Thanks to your guidanceThanks to the teachers help2.break out突发;爆发单句填空What can we do to help them to break from the difficult position?Work came to a halt

17、when the machine broke.Lets break for half an hour and have some tea.awaydownoffbreak away 脱离;逃脱break away from.从脱离;摆脱break down 分解;发生故障;失败break in 打断;闯入break into 闯入;破门而入break off 折断;突然中止break up 拆散;打碎练习.单句填空1.The official says that few people are infected the virus owing to the effective preventio

18、n.2.After spending some time looking at all the(defend)equipment at the wall,we decided it was time for some action.3.I need a new passport so I will have to have my photograph(take).4.Your mother is not(blame)for your laziness.5.His words puzzled me so much that I had a hard time trying to make sen

19、se_ what he really meant.withdefensivetakento blameof6.This is my father taught meto always face difficulties bravely and hope for the best.7.The(find)show a critical need to invest in disaster prevention.8.No matter how much I had tried(resist)him,he still influenced me.9.She admitted that she didnt know how(handle)the problem.whatfindings to resistto handle