2020版高考英语一轮复习Book7Unit3Underthesea课件新人教版.pptx

1、Book 7Unit 3Under the sea,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(witness)it with my own eyes many times. 同义句转换 Great changes have taken place in China in the past ten years. The past ten yearshave witnessed the great changes in Chin

2、a.,重点单词,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.,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、船等名词,谓语动词常为witness, see, find等。,2.

3、urge vt.催促;极力主张;驱策 n.冲动 教材原句 “Man overboard! Turn the boat around!”urged(urge) George, shouting loudly.,单句填空 They urged that the library(should) be kept (keep) open during the vacation. In this box are some stem cells that areurgently(urgent) needed for a patient. (2016课标全国改编) I never felt an urge t

4、o learn any sign language before. (2017课标全国),句型转换 We are urged to read as many books in English as possible. It is urged that we (should) read as many books in English as possible. (用it作形式主语改写),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 (2)ha

5、ve an urge to do sth.渴望做某事 (3)urgent adj.紧迫的,紧急的 (4)urgently adv.迫切地;紧急地 (5)urgency n.紧急;紧急的事,联想 “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 te

6、rrified of being abandoned(abandon) by us. 语法填空 Unluckily, Tom was abandoned(abandon) by his cruel parents. Eventually the abandoned(abandon)boy felt hopeless, abandoning himself to playing(play) computer games every day.,同义句转换 He abandoned himself to reading novels and failed the exam. Abandoning h

7、imself to reading novels, he failed the exam.(用现在分词短语作状语) 单句改错 Wang collected more than 7 million abandoning bricks of different ages. (2018课标全国)abandoningabandoned,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.reflec

8、t 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 daya day of pure magic! 单句填空 In these cultures, silence is a call forreflection(reflect). (2016课标全国) All riders are equipped with reflective(reflect) vests and safety lights. (2018课标全国),写作微练

9、 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.,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仔细考虑后, 经过思考 (3)reflective ad

10、j.反射热的,反光的;深思的,沉思的,5.aware adj.意识到的,知道的;察觉到的 教材原句 The first thing I became aware ofwas all the vivid colours surround-ing me.,单句填空 UNESCO recently set April 30 as a day to raise awareness(aware) of jazz music, its significance, and its potential as a unifying(联合)voice across cultures. (2017课标全国) Eve

11、rybody can buy takeaway food, but sometimes were not aware how cheaply we can make this food ourselves. (2018课标全国),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,点拨 (1)be/become 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,help (.

12、) out 帮助(某人)摆脱困境或危难 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?,重点短语,语法填空 Tom is my good friend, who is always helping me outwhenever I am in trouble. In the last three months, he has been helping me (to)learn (learn) English. Withhis help, my Englis

13、h has become 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, would you please help me (to) correct the application? 单句改错 I was so busy that I couldnt help solving the problem. solvi

14、ng(to)solve,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 help 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,

15、or“killers”as they were then called, helped the whalers catch the baleen whales that were on their annu-al migration.,重点句型,单句填空 It is a long timesinceI graduated from college. It will be two years before we can see each other again. It was two days laterthatI received his gift for my birthday. Some

16、language experts believe that 10,000 years ago, when the world had just five to ten million people, they spoke perhaps 12,000 lan-guages between them. (2018课标全国),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

17、 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,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

18、”。 It+would be/will be+时间段+before从句, 表示“还有多久某事会发生”。 It is/was+时间状语+that.是强调句型, 对时间状语进行强调。,2.where引导地点状语从句 教材原句 The water was quite shallow but wherethe reef ended, there was a steep drop to the sandy ocean floor.,完成句子 They will gowhere they are happy (他们快乐的地方). Make a mark where you have any questions(在你有疑问的地方). Where there is