高中英语 unit3 science versus natureword power课件 牛津译林必修5

1、2021/8/11 星期三1Unit3 Science versus natureWord power2021/8/11 星期三2 Prefixes and suffixesOrgans of the body2021/8/11 星期三3Prefixes and suffixesappear, novel, regular, respectWe are going to have some questions. Please use these words to help you, but you need to add some letters to the words first.1)Yo

2、u cannot find your new pen. What happened to your pen?It disappeared2) Many people respect Mr. Li and think he is a good man. He helps people out and is a good citizen and friend. So can you find a word to describe Mr. Li?Respectable3) Miss Wang has published several books. She loves her job writing

3、 novels. So what is Miss Wangs occupation(职业)?She is a novelist4) You cannot find the order of the numbers in a group of members. So can you find a word to describe the order of the numbers?irregular2021/8/11 星期三4independenceindependenceprefix(前缀)root (词根)suffix(后缀)Prefix: a group of letters that is

4、 added to the beginning of a word to change its meaning.Suffix: a letter or a group of letters added to the end of a word to make a different word.2021/8/11 星期三5 Attention !Usually a prefix will change the meaning of word, while a suffix will change the part of speech of a word.2021/8/11 星期三6Sometim

5、es you can guess what a word means by looking at its prefix or suffix. Look at the examples and work out the meanings.Prefix Example Meaning anti-anti-cloning, anticanceragainst, opposed todis-un-disappear, disagreeunfair, unwillingnot, apposed ofin-il-im-ir-incorrect, incomparableillegal, illogical

6、immoral, immodestirresponsible, irregularnot, withoutpre-preview, preserveearly, beforepro-pro-cloningin favour of, supporting2021/8/11 星期三7re-recreate, repeat, renewagainSome other commonly used prefixesPrefix ExampleMeaning de-mal-non-notdecompose, declassifymaltreatment, malnutritionnon-smoker, n

7、on-alcoholic, non-profitapart, frombadly, illinter-international, interaction, interruptbetweentele-telescope, telegram, telecommunicationfar offtrans-transport, translate, transnationalacrossmis-misunderstand, mislead, misdeedwrongsub-subtitle, subway, submarineunderover-overeat, overwork, overactt

8、oo much2021/8/11 星期三8tri-triangle, tricycle, tricolor threeauto-autobiography, autoalarm, automobileself2021/8/11 星期三9Suffix Example Meaning -ablecomfortable, noticeable worthy of, able to be-fulcheerful, thoughtfulfull of, characterized by-istscientist, novelistsomeone who does something-lesshopele

9、ss, aimlesswithout-mentagreement, treatmentindicate a state or condition-nessdryness, madnessindicate a quality, state or character2021/8/11 星期三10Some other commonly used suffixes-alcultural, national, originalof or concerning-ioninvitation, competition, protectionaction or condition ofstate of bein

10、g, skill-shiphardship, scholarship, relationship-domfreedom, kingdom, condition or state ofof the nature of-ishchildish, selfish-proofwaterproof, fireproof, soundproofprotect against-enwiden, sharpen, shortenmake or become-wardeastward, homeward, backwardin the direction of-likewomanlike, childlikes

11、imilar to2021/8/11 星期三11Do you think we should protect nature? Complete what an environmentalist is saying below. Use the words from the box.disrespect, hopeless, illegal, uncertain, understandableI think cutting down trees should be made(1)_ and tighter laws should be introduced. So many people are

12、 showing their(2)_ for nature; they dont seem to care that they are destroying the environment. Sometimes I think we are fighting a(3)_ battle against people who just wont listen. I know scientists have worked hard to achieve scientific breakthrough but its(4)_ whether theyll succeed totally.Althoug

13、h its(5)_ that they want to advance technology, I think some things are best left the way they are.illegaldisrespecthopelessuncertainunderstandable2021/8/11 星期三12Organs of the bodylungsliverheartstomachkidneys2021/8/11 星期三13Key to Exercise B Brain (2) heart (3) liver (4) lungs (5) stomach (6) kidney

14、s2021/8/11 星期三14Homework1.Complete Part C on page 47 in pairs or groups.2.Read the article in Part A on page 113 and do Par B on the same page.2021/8/11 星期三15Word power2021/8/11 星期三161.Work out the meaningwork out1) 计算出,制定出,结果为我们准备制订一个新计划谁能解答出这道物理题?We are going to work out a new plan.Who can work ou

15、t this physical problem?2) : exercise 锻炼,运动work on 从事某项工作,继续工作work at 学习,研究,致力于; 在.下功夫他正在撰写一本新词典.我正在努力学习He is working on a new dictionary.Im working at my study.2021/8/11 星期三172.opposed toopposed adj. 反对的，对抗的，对立的opposed to 反对; 与相对立我们坚决反对在国与国之间实行强权政治.We are firmly opposed to the practice of power pol

16、itics between nations.真理是谬误之对.Truth is opposed to falsehood.opposed to = in opposition to2021/8/11 星期三183. opposite ofopposite n.对立面，对立物Whats the opposite of tall?opposite1) adj. 对面的，相对的on the opposite side of the street2) adj. 相反的，对立的go in the opposite direction朝相反的方向去3) prep. 在的对面live opposite the

17、 post office住在邮局对面4) adv.在对面He stood opposite.2021/8/11 星期三194. in favor ofin favor of1) 赞同，支持be in favor of sbs suggestion2) 有利于The score was 2 to 1 in favor of the guest team.比分为二比一，客队获胜.:agree with, supportfavor1) n. 好感，欢心win sbs favor赢得某人的欢心2) n. 恩惠do sb. a favor= do a favor for sb.帮某人一个忙May I a

18、sk a favor of you?请您帮个忙行吗?favorable adj. 赞成的，有利的He is favorable to our plan.a favorable situation他赞成我们的计划有利的形势2021/8/11 星期三205. worthy ofbe worthdoing sth.sth.be worthyof being doneto be doneof sth.*be worth后可跟表示价值的名词,而be worthy后不可以The city is worth visiting.The city is worth a visit.The city is wor

19、thy of being visited.The city is worthy to be visited.The city is worthy of a visit.The book is worth five yuan.The book is worthy of five yuan.X2021/8/11 星期三216. characterizecharacterize vt.表示的特性，成为的特性be characterized as a man of principle.被描绘成一个有原则的人characteristic n.特性，特征the characteristics of the

20、 present situation目前形势的特点7. carecare1) vt. 介意I dont care how far Ill have to go.无论走多远，我都不在乎.2) vi. 关心，担心，计较 (for/about)care for sbs safety为某人的安全担心He doesnt care about his clothes.他不讲究衣着I dont much care about going.我不太想去.2021/8/11 星期三223) vi. 喜欢，愿意 (for/ to do)Would you care for a game of table-tenni

21、s?I dont care to go there.我不愿到那儿去.8. achieveachieve vt.赢得，取得，实现We have achieved success in developing the product.achievement1) cn. 业绩,成就,成绩Winning three gold medals is a remarkable achievement.2) un. 完成,达到,成功celebrate the achievement of ones goals.achievable adj.能达到的2021/8/11 星期三239. They want to a

22、dvance technology.advance1) 推进，促进advance the movement to a new stage把运动推到一个新阶段advance the growth of wheat促进小麦生长2) :put forward 提出(建议等)He advanced his point of view in the meeting.3) 提前The date of the meeting has been advanced from Friday to Wednesday.advanced adj. 高级的，先进的2021/8/11 星期三2410. be made u

23、p ofbe made up ofbe made ofbe made frombe made intobe made in由组成由制成(看得出原材料)由制成(看不出原材料)被制成在制造make 短语make yourself at homemake the best of:make up formake fun of请不要客气make full use of弥补，补偿取笑2021/8/11 星期三2511. The body can run well.run1) vi. (机器等)运转;(工作等)进行The engine runs well.2) vt. 开办，经营run a night school/ a factory开办夜校/工厂1) run across2) run after3) run away with4) run into5) run out of用完撞到，陷入携(某物)潜逃追求，跟踪偶遇2021/8/11 星期三2612. be