2019版高考英语一轮复习Unit3Underthesea课件新人教版选修7 .ppt

1、Book 7Unit 3Under the sea,语言点用法过关 1. witness vt.当场见到;目击n.目击者;证人;证据 教材原句 I thought,at the time,that this was just a story but then I witnessed it with my own eyes many times.我当时认为这只是个故事,但是后来我却多次目睹了这样的事情。 语境应用 同义句转换 Great changes have taken place in China in the past ten years. The past ten years has

2、witnessed the great changes in China.,写作微练 我们的城市见证了四个不同的季节。 Our city witnesses four different seasons. 这次活动已经见证了我们的友谊。(2016天津) This activity has witnessed our friendship. 用法点拨 be (a)witness to sth.是的目击者;为提供证据 witness sth.亲眼看见某事 bear/give witness to sth.为作证;证明 联想 英语中常使用拟人修辞手法的句子,主语通常是时间、地点或心爱之物,如车、船等

3、名词,谓语动词常为witness, see, find等。,2. urge vt.催促;极力主张;驱策 n.冲动 教材原句 .urged George,shouting loudly.乔治大声喊着,催促着。 语境应用 单句填空 After the flooding, people in that area urgently (urgent) needed clean water and medicine. They urged that the library be kept (keep) open during the vacation.,单句改错 He said that he had a

4、 urge to open a department store of his own.第一个aan My parents always actively urge me take advantage of the opportunity to join sports teams. take前加to It is urgently for us to protect the earth and make it a fortable place to live. urgentlyurgent 完成句子 In case of urgency (万一发生紧急情况), call the police a

5、t once. It was very clear that those poor children were eager/anxious/dying to go to school (渴望上学).,用法点拨 (1)urge sb. to do sth.催促某人做某事 urge sb. on鼓励某人 urge that sb. (should) do sth.呼吁某人做 urge sth.竭力主张某事 have an urge to do sth.渴望做某事 (2)urgent adj.紧迫的,紧急的 (3)urgently adv.迫切地;紧急地 (4)urgency n.紧急;紧急的事 联

6、想 “渴望做某事”的其他表达: be eager to do sth.,be anxious to do sth.,long to do sth.,desire to do sth.,be dying to do sth.,dream of doing sth.,3. abandon vt.抛弃;放弃;中止n.放任;放纵 教材原句 From Jamess face, I could see he was terrified of being abandoned by us.从詹姆斯的脸上我能看出他非常恐慌,生怕被我们遗弃。 语境应用 语法填空 Unluckily, Tom was abando

7、ned (abandon) by his cruel parents. Eventually the abandoned (abandon)boy felt hopeless, abandoning himself to playing (play) puter games every day.,同义句转换 He abandoned himself to reading novels and failed the exam. Abandoning himself to reading novels , he failed the exam.(用现在分词短语作状语) 单句翻译 People we

8、re shouting and cheering with abandon. 人们尽情地欢呼叫喊。,用法点拨 (1)abandon ones hope/plan/idea 放弃某人的希望/计划/主意 abandon oneself to. 沉湎于;陷入 (2)abandoned adj.被抛弃的;无约束的;放荡的 (3)with abandon放纵地;尽情地,4. reflect vi.思考 vt.映射;反射;思考 教材原句 Im sitting in the warm night air with a cold drink in my hand and reflect-ing on the

9、daya day of pure magic!我坐在和煦的夜风中,手里拿着一杯冷饮,沉思度过的一天完全神奇的一天! 语境应用 单句填空 The likely reactions of the market need to be reflected on before we act. Seans strong love for his country is reflected in his recently pub-lished poems.,完成句子 It is not the story itself but what is reflected in the story that count

10、s.不是故事本身而是故事里反映的东西重要。 写作微练 有人主张我们应该经常反思我们对地球的所作所为。(2016北京书面表达) Someone urges that we should often reflect on what we have done to the earth.,用法点拨 (1)reflect sth. in (在中)反射某物 reflect on/upon sth.认真思考某事 reflect that.表达(意见) (2)reflection n.反射;反映;映像 be a reflection on sb./sth.是某人/物的反映 on/upon reflection

11、 仔细考虑后, 经过思考,5. aware adj.意识到的,知道的;察觉到的 教材原句 The first thing I became aware of was all the vivid colours surrounding me.我首先注意到的是我周围那些鲜艳的色彩。 语境应用 单句填空 The number of historic buildings which have been pulled down has reached a surprising figure that we must be aware of . The purpose of the campaign is

12、 to raise the publics awareness (aware) of the dangers of passive smoking.,一句多译 通过这项活动,你会意识到保护中国传统文化的重要性。 Through this activity, 用法点拨 (1)be/bee aware of知道,意识到 be aware that.明白;意识到 make sb. aware of使某人意识到 so/as far as I am aware就我所知 (2)awareness n.认识,意识,you will realize the importance of preserving t

13、raditional Chinese culture,you will be aware of the importance of preserving traditional Chinese culture,help (.) out帮助(某人)摆脱困境;协助;使(某人)脱离困境 教材原句 What evidence was there that Old Tom was helping the whalers out?有什么证据证明老汤姆正在帮助捕鲸者摆脱困境? 语境应用 语法填空 Tom is my good friend, who is always helping me out when

14、ever I am in trouble. In the last three months, he has been helping me (to)learn (learn) English. With his help, my English has bee much better. All in all, he is a helpful (help) boy.,写作微练 每次我遇到麻烦,他都会帮我摆脱困境。 Every time I am in trouble, he will help me out. 如果方便的话,你能帮我修改一下申请书吗? If it is convenient,

15、would you please help me (to) correct the application? 单句改错 I was so busy that I couldnt help solving the problem. solving(to)solve,用法点拨 (1)help sb. with/(to) do sth. 帮助某人某事/做某事 cant help doing sth.忍不住做某事 cant help (to) do sth. 不能帮忙做某事 cant help but do sth.忍不住做某事 (2)with the help of sb.=with sb.s he

16、lp 在某人的帮助下 without/but for ones help 要不是某人的帮助 (3)helpful adj.乐于助人的,1. when引导定语从句 教材原句 It was a time when the killer whales, or“killers”as they were then called, helped the whalers catch the baleen whales that were on their annual mi-gration.那个时期, 虎鲸(当时被称为“杀手”)帮助捕鲸人在每年须鲸迁徙时捕捉须鲸。 语境应用 单句填空 He lived in

17、 a time when the blind couldnt get much education. Is there a time when the puter was used for free? It was 9 oclock when we arrived at the destination.,It is a long time since I graduated from college. It will be two years before we can see each other again. It was two days later that I received hi

18、s gift for my birthday. 写作微练 曾经一度我缺乏自信心,这让父母很担心。 There was a time when I lacked confidence, which made my parents very worried. 不久这儿将举行一个摄影展。(2016课标全国) It wont be long before a photography show is held here. 单句改错 Never will I forget the time which you helped me get through the terrible days. whichwhen,用法点拨 (1)It/This/That/There was a time when.曾经一度(那时), when引导定语从句。 (2)There are times when.有时候 联想 It be+时间点+when从句, 表示“某个时间发生了某事”。 It be+时间段+since从句, 表示“从某事发生以来有多久了”。 It+would be/will be+时间段+before从句, 表示“还有