Unit 1 单词用法趣味解读1 -ppt课件--（2022）新人教版(2019新版)高中英语选择性必修第一册.pptx

1、版本：新人教版本：新人教单元单元：选择性必修一：选择性必修一 Unit 1(Learning About Language Using Language)单单词词课课堂堂1.conclusionconclude conclusion词块：arrive at/come to/draw/reach a conclusion,in conclusion(=finally)2.circumstancecircum(around 周围)+st(to stand 站立)+-ance(名词后缀)站立的周围 (周边)的状况 情况；情形词块：in/under.circumstances3.novel&novel

2、istnovel 来自词根 nov(new 新的)新颖的 novel coronavirus 新型冠状病毒novel(小说)+-ist(从事的人)novelist 小说家4.flow一词多义：基本义：流动；隐喻：水的流动 比喻抽象事物像水一样流动5.chart词块：flow chart本单元词汇梳理本单元词汇梳理6.found set up,found,establish 都含有“建立”“创立”之意。set up 多用于日常用语中，found 和 establish 多用于书面语中；found表示“建立”“创立”时尤指“提供资金(providing money)”；establish 除表示建

3、立国家、政府或商店等外，也可指建立关系等。派生词：founder,foundation7.infer in-(in 入)+fer(to carry 带)带入(某种想法)推断词块：infer sth from sth派生词：inference(make inferences)8.politician politics+-ian9.numerous numer(数)+-ous(的)；正式用语(对应 many)10.theory词块：in theory11.relativityrelative(相对的)+-ity(的状态)词块：theory of relativity12.formula form(

4、形式)+-ula(sth done 完成物)代表规则的一个形式 公式13.geniusgen(birth 出生)+-i+-us(表示性质)人与生俱来的品质 天才；天赋词块：have a genius for14.gentle派生词：gently15.patentpatent原义为“打开的、公开的”，用于术语 Letters patent(公开文件)。以前为了鼓励发明创造，英国和意大利的王室采用特许的方式，允许一些工匠或商人在一定期限内以垄断方式独家经营自己所发明的产品。这种特许书做成了Letters patent(公开文件)的形式，里面有对产品的详细描述。这就是现代专利制度中的“专利说明书”的

5、雏形，英语单词 patent(专利)就源于此。16.passion词块：have a passion for sth派生词：passionate17.doctoratedoctor(博士)+-ate18.extraordinary extra-(超过)+ordinary(常规的)超出常规的 异乎寻常的；非凡的19.graduallygradual+-ly(同根词:graduate)20.institute&institutionin-+stitute(to establish 建立)建立 建立的科学、教育等方面的组织 学院；(研究)院/所institute institution21.cons

6、equence比 result 正式词块：as a consequence/in consequence(of)22.encounteren-(in 进入)+counter(against 相对)进入面对面的相对状态 偶然碰到意为“偶然碰到”是正式用语，对应come across23.professorpro-(forth 向前)+fess(to speak 说)+-or(人)在众人面前阐述知识的人 教授24.remarkable remark(评论)+-able(能被的)能被评论的 非凡的；卓越的25.device词块：digital/mobile devices 熟词生义：手段；策略；方法

7、26.sumsum 来源于拉丁语 summus(最高的)。古罗马人喜欢从底向上计数，然后把总数放在顶部。sum 的词源义即为“总数(total)”。词块：a large/small sum of money,to sum up派生词：summary,summarise重重难难点点词词精精讲讲flow一词多义一词多义sum一词多义一词多义搭配义搭配义consequence英语释义英语释义搭配义搭配义form词根词根circumstance搭配义搭配义辨析义辨析义conclusion搭配义搭配义conclusion高考链接高考链接根据所给汉语，完成句子。根据所给汉语，完成句子。_（总之）we sh

8、ould take part in sports and outdoor activities frequently.（2014 江西书面表达）FinallyLastlyIn summaryIn conclusionconclusion n C 结论；推论：结论；推论：make a conclusion jump to conclusions The judges conclusion was that Mr Smith was innocent.常用单数正式用语结束；结尾常用单数正式用语结束；结尾(end)：When he brought his speech to a nice concl

9、usion,his teacher invited the rest of the class to praise him.2019 全国改常用搭配常用搭配arrive at/come to/draw/reach a conclusion 得出结论：得出结论：They came to a conclusion that it was a thief who had stolen their diamond necklace.We will have a further discussion before we draw a final conclusion.in conclusion 最后；总

10、之最后；总之(finally)：In conclusion,I would like to thank everyone who has helped us.In conclusion,people around the world should protect the water resources.2010 福建书面表达改circumstance根据所给汉语，用适当的词块完成下列句子。根据所给汉语，用适当的词块完成下列句子。1.We dont usually accept late applications,but _（在这种情况下）we will make an exception.2.

11、_（在任何情况下都不）should you leave this house.in this case /in/under the circumstancesIn no case /In/Under no circumstancescircumstance n C常用复数情况；情形常用复数情况；情形 the conditions that affect a situation,an event,etc.：Our circumstances are so desperate that it is uncertain whether we will ever return alive.复数正式用语

12、境况；状况（尤指经济状况）复数正式用语境况；状况（尤指经济状况）the conditions of a persons life,especially the money they have：financial/social/personal circumstances in/under.circumstances 在在情况下：情况下：Under the circumstances,it seems better not to tell him about the accident.Its an experimental model,so dont touch it under any cir

13、cumstances.2012 江西改circumstance词源解读：词源解读：circum(around 周围)+st(to stand 站立)+-ance(名词后缀)站立的周围（周边）的状况 情况；情形in/under no circumstances 决不；无论如何不：决不；无论如何不：Under no circumstances should we do terrible things to other people.注：in/under no circumstances 置于句首时，句子要用部分倒装语序。辨析：辨析：circumstance,environmentcircumsta

14、nce 和和 environment 都含有都含有“环境环境”“”“状况状况”之意。之意。circumstance 指“情况”“情形”（the conditions that affect a situation,an event,etc.）”，常用复数，表明与某事件或某人有关的环境，情形，情况等，也可指“境况”“状况”（尤指经济状况）（how much money sb has）”。We cant judge what he did until we know all the circumstances.environment 指“生活环境”“周围状况（the conditions of t

15、he place where you are）”，尤其指作用和影响生物体的生长，发展和生存的外界物质条件的总和。The twins were separated at birth and brought up in entirely different environment.flowMan struggles upwards;water flows downwards.The person who has no personality always goes with the flow.Only dead fish follow the flow.（液体、气体、电等液体、气体、电等）流动；流

16、出流动；流出：Its here that the river flows down into the ocean.比喻人或事物像水一样比喻人或事物像水一样 流逝；流畅；流淌：流逝；流畅；流淌：Time flows away.Her hair flowed down over her shoulders.Trucks and cars flowed along the highway.n C&U 流；流动：流；流动：a flow of people/cars free flow of informationflow vi 液体、气体、电等“流动流动”由具体到抽象比喻人或事物像水一样“流动流动”（

17、液体、气体、电等）流动；流出（比喻人或事物像水一样）流逝；流畅；流淌flow 语义网络图语义网络图流动、流出流动、流出flow基本义基本义The failure of the company was a direct _（结果）of bad management.result正式用语正式用语根据所给汉语，在空白处填入根据所给汉语，在空白处填入1个适当的单词。个适当的单词。consequence/consequenceconsequence n C 结果；后果结果；后果 a result of sth that has happened：face/take the consequencesThe

18、 consequence of a rising sea level would be widespread flooding.U 正式用语正式用语 重要（性）；重大重要（性）；重大 importance：Dont worry.Its of little consequence.as a consequence/in consequence 正式用语正式用语 结果；因此结果；因此 as a result：She was over the age limit and,as a/in consequence,her application was rejected.as a consequence

19、 of/in consequence of 正式用语正式用语 由于由于的的缘故缘故 as a result of sth：My father coughs frequently as a consequence of/in consequence of smoking.比比 as a result 正式正式比比 as a result of 正式正式sumdo a sumsum做算术总和sum 词源解读词源解读sum 来源于拉丁语 summus（最高的）。在一组数字里面，古罗马人喜欢从底向上计数，然后把总数放在顶部。sum 的词源义即为“总数（total）”。sum n C 常用单数常用单数

20、总数；总和；全部总数；总和；全部：The sum of two and two is four.That is the sum of our experience.算术算术：do a sum in ones head 金额：金额：a large/small sum of money vi&vtsum up 总结；概括：总结；概括：His speech summed up the present situation of economy.To sum up,for a healthy heart you must take regular exercise and stop smoking.su

21、mmary（必修一（必修一 Unit 4）adj 概括的；扼要的：概括的；扼要的：a summary account/explanation n C 总结；摘要；概要：总结；摘要；概要：in summary Can you give me a quick summary of your research?summarise/summarize vi&vt 总结；概括；概述总结；概括；概述(sum up)：To summarise,this is a clever approach to a common problem.【温故】【温故】词根词根 formform（shape 形状）-ula:完

22、成物(sth done)formulauni-:一(one)uniform-al:的(of)formal词根词根词缀词缀单词单词派生词派生词form（to form 形成）per-:彻底地(thoroughly)performperformancein-:入(into)informtrans-:到另一方(across)transformtransformationre-:再(again)reform-ation(名词后缀)formation-erformer1.In conclusion,people around the world should protect the water reso

23、urces.2010 福建书面表达改2.Under no circumstances should we do terrible things to other people.3.Man struggles upwards;water flows downwards.4.To sum up,for a healthy heart you must take regular exercise and stop smoking.本单元金句汇总本单元金句汇总随堂检测随堂检测conclusion一、写出下列句子中画线部分的汉语释义。一、写出下列句子中画线部分的汉语释义。1.These are the

24、reports main conclusions._2.The conclusion is just as important a part of your essay as the introduction._3.New evidence might lead to the conclusion that we are wrong._结论结论结尾结尾推论推论二、根据所给汉语，用二、根据所给汉语，用适当适当的词块完成下列句子。的词块完成下列句子。1.I can _（得出结论）that even the smallest job is also the necessary part to kee

25、p the society going smoothly.（2013 广东改）2.Dont _（贸然断定）before you know the facts.3._（最后）,I would like to say how much I have enjoyed myself today.arrive at/come to/draw/reach the conclusionjump a conclusion In conclusion 一、写出下列句子中画线部分的汉语释义一、写出下列句子中画线部分的汉语释义。1.Due to circumstances beyond our control th

26、e lecture was cancelled._2.Their family financial circumstances are from bad to worse._ 二、根据所给汉语，用适当的词块完成下列句子。二、根据所给汉语，用适当的词块完成下列句子。1.Dont open the door,_（任何情况下）.2.She made it clear that _（绝不）would she cancel the trip.circumstance情况情况/情形情形经济状况经济状况in/under any circumstancesin/under no circumstances 一

27、、将下列短语或句子译成汉语。一、将下列短语或句子译成汉语。1.flow freely _2.flow in the wind _3.Rivers flow into the sea._4.The crowd flowed out of the station._5.Tears flowed down his cheeks._6.The colored flags flow in the wind._7.The lines in this painting flow._8.Her hair flowed down her back._ 自由流动自由流动在风中流动在风中流动百川归海。百川归海。人群

28、涌出车站。人群涌出车站。他泪流满面。他泪流满面。彩旗迎风飘扬。彩旗迎风飘扬。这幅画线条流畅。这幅画线条流畅。她的头发飘垂在背后。她的头发飘垂在背后。flow二、将下列短语或句子译成英语。二、将下列短语或句子译成英语。1.气流 _2.数据流 _3.缓缓地流淌 _4.流入大海 _5.这条河流经这个城市。_6.时间流逝。_7.那条河自东向西流。_8.河水漫过堤岸。_ air flowdata flowflow quietlyflow into the seaThe river flows through the city.Time flows away.The river flows from ea

29、st to west.The river flowed over the bank.根据所给汉语，根据所给汉语，用适当的词块完成下列句子用适当的词块完成下列句子。1.He broke the law,and now he must _（承担带来的后果）his actions.2.The money was _（无足轻重）to Tony.3.My father coughs frequently _（由于的缘故）smoking.4.His death was totally unexpected and,_（因此）,no plans had been made for his replaceme

30、nt.take/bear/accept the consequence of consequence of little consequence/importanceas a consequence/in consequence/as a result as a consequence of/in consequence of/as a result of sum一、写出下列句子中画线部分的汉语释义。一、写出下列句子中画线部分的汉语释义。1.I was good at sums when I was at school._2.The sum of 7 and 12 is 19._ 3.This

31、 is the sum of my achievements so far._ 二、二、根据所给汉语，根据所给汉语，用适当的词块用适当的词块完成下列句子。完成下列句子。1.Bill wants to spend _（一大笔钱）to buy a big house.2.You should _（总结）your argument in the final paragraph.3.So,_（总之）,we need to organise our time better.算术算术总和总和全部全部 a large sum of money sum up to sum up/in conclusion/to summarise谢谢谢谢观观赏赏