人教版新目标英语九年级全册Unit 7Teenagers should be allowed to choose their own clothes 重点难点解析ppt课件

Unit 7 Teenagers should be allowed to choose their own clothes.,.2014秋新人教版九年级英语全一册 重点难点解析,1.Teenagers should be allowed to choose their own clothes.,2. allow sb. to do sth. 允许某人做某事,Eg. Our teacher dont allow us _ at school late. (arrive),to arrive,sb. be (not) allowed to do sth.某人不被允许做某事,I_ to study with my friends. (allow),am allowed,allow doing sth. 允许做某事,The doctors dont allow _here. (smoke),smoking,sb. should (not) be allowed to do sth. 某人(不)应该被允许做某事,Teenagers shouldnt be allowed to drive.,Should teenagers be allowed to drive ?,choose chose chosen 选择,Shes _ a new bike by herself.(choose),chosen,3.choose their own clothes 选择他们自己的衣服,ones own +n. 某人自己的 his own shop,own v.拥有 He owns a shop.他拥有一家商店。,4.主动语态与被动语态： 英语动词有两种语态，即主动语态(The Active Voice)与被动语态（The Passive Voice)。主动语态表示主语是动作的执行者;被动语态表示主语是动作的承受者。 1.当我们不知道谁是动作的执行者, 2. 或者只需强调动作的承受者时，要用被动语态。,被动语态基本结构：,主语+be + V.过去分词(done) + (by+动作的承受者),be动词随时态和主语的单复数而变化,含情态动词的被动语态：主语+情态动词+be+done变否定句时，在情态动词后面加not，变一般疑问句时，把情态动词提到主语之前,The old must _to politely.(speak) Must this work_ at once? (finish),be spoken,动词过去分词的不规则变化需积累,be finished,一般现在时被动语态：主语+am/is/are +done,English _all over the world.(speak),is spoken,一般过去时被动语态：主语+was/were+done,The bridge_(build) last year.,was built,一般将来时被动语态：主语+will be done,This work _ in an hour.(finish),will be finished,现在完成时被动语态：主语+have/has been done,My lost watch has been found.,5.sixteen-year-olds 十六岁的青少年,6.have part-time jobs 有兼职工作 full-time 全职的,7. get ones ears pierced 打耳洞 get/have/make +宾语(名词或代词)+done 让/请(别人)做某事,使某事被做,被动关系,Eg. I got my car _last Sunday .(修理) Mary had her hair _(cut) yesterday. You should read aloud to make yourself _ (hear).,repaired,cut,heard,have/make +sb. do sth. 使某人做某事 My mother has me clean the room on Sunday.,主动关系,get sb. to do sth.使某人做某事,8.his drivers license 他的驾照,9. 主语+ think +宾语从句,变否定句，否定移到think 前,若主语是I 或we ,变反意疑问句时，随宾从的时态和主语变,I think he is wrong, _?,isnt he,I think its +adj.+to do sth.可替换为 I think it +adj. + to do sth.,10.同意I agree.不同意 I disagree=I dont agree. agree with sb.同意某人的意见或看法 agree to +提议，办法，计划 I agree to the plan. agree to do sth. 同意做某事,11.enough+n. For sth. (not)adj./adv.+enough to do sth.(不)足够 而(不)可以,12.at night 在晚上 on Friday night 在星期五晚上 on school nights在上学日的晚上 on the night of May first在五月一日的晚上,13.cut ones hair have/get ones hair cut 理发,14. stop doing sth. 停止做某事 stop to do sth. 停下来去做（另一件）事 stop/keep/prevent sb. from doing sth. 阻止某人做某事 cant stop/help doing sth.禁不住做某事 e.g. Its time for class. Please stop talking. Im too tired after a long walk. I want to stop to have a rest. You must stop her telling them the bad news 你必须阻止她告诉他们那个坏消息,15.look clean看起来干净(adj.),16.need用法 情态动词：need do sth. neednt do sth. 多用于否定句或疑问句 neednt=dont have to 行为动词： need sth.需要某物 need to do sth. (主语是人) 需要做某事 变否定：doesnt/dont/didnt need to do sth. need doing sth.(主语是物)需要做某事 =need to be done The flowers need watering.花需要浇水了。= The flowers need to be watered.,17.They talk instead of doing homework. Miss Wang is ill today.So I will ask Mr Zhao instead.,18.They arent serious enough at that age. at the age of+基数词在岁时,19. so+助动词/系动词/情态动词+(另一)主语 “(另一主语)也是如此” I am a teacher,so is my sister. If she goes to the zoo,so will I . Neither/nor +助动词/系动词/情态动词+(另一)主语 (另一主语)也不 I have never been to England, neither has Tom. If you dont go to the zoo, neither will I .,So+(同一)主语+助动词/系动词/情态动词 的确如此；确实是啊;(用于肯定对方的观点） -Lily has made great progress .-So she has. -Its very cold today.- So it is. -Lily has made great progress in the last two years. So she has,so have you.,20.by 10:00 pm,21.What rules do you have at home?,22.until“直到”用于肯定句常与延续性动词连用notuntil“直到才”，常与短暂动词连用，主将从现，主过从过I didnt know the news until he told me.,Section B,1.get to class late 上课迟到 be late for class,2.到达某地：reach +地点 get to+地点 arrive at +小地点 若后面跟地点副词，如：here , in+大地点 there,home等，三个词前不加介词 arrive是不及物动词，可以单独使用 When did you arrive?,3.finish a test early finish doing sth. early-earlier-earliest late-later -latest,4.worry that+从句 “担心” worry about sb./sth.,5.take the test参加考试 pass the test 通过考试,fail the test 考试不及格 fail to do sth. 不能（没有）做某事 He failed to come yesterday.,6.be strict with sb. 对某人要求严格 be strict in sth.对某事要求严格,Our teachers are strict _us_ their work.,with,in,7.the other day前几天，用于一般过去时 I _ my good friend the other day.(meet),met,8.would like to do sth.=want to do sth.=feel like doing sth.想要做某事,9.be good for+n./代词/v.-ing 对有益 be good at=do well in 擅长 be good to 对 好（和善） He is good to all of us .,10.keep用法: keep+adj. keep quiet keep sth.+adj. keep the door closed/open keep doing sth.不停(反复) 做某事 keep on doing sth. 继续做某事，一直做某事 keep sb. doing sth.让某人一直做某事Im sorry to keep you waiting. keep sb. from doing sth.阻止某人做某事,11.bothand 和都，既又作主语为复数 谓语动词就近原则： neither nor既不也不,两者都不 eg. He likes neither tea nor coffee. 他既不喜欢喝茶也不喜欢喝咖啡。 either or或者.或者.,不是.就是 not only but also不但.而且.,Both Lily and Lucy _from America.(be) Neither dad nor mum _at home.(be) Either Jim or Tim _ math.(like) Not only you but also I _(be) a student.,are,is,likes,am,12.get /be noisy 吵闹,13.learn a lot from each other 互相学到很多 learn (sth.)from sb.向某人学习.,14.have an opportunity/a chance to do sth. 有机会干某事 of doing sth. Eg. I had an opportunity to go abroad last year.,15. volunteer v. 自愿做sth; volunteer to do sth. ; n. 志愿者,Many people volunteer _ on the farms on weekends. (work),to work,16. be a good experience for sb. 对某人来说是个好的经历 experience v. 经历；体验 n.经历（可数）；经验（不可数） Mr Li is a teacher of much experience. 刘老师是一个经验丰富的老师。 He has many interesting experiences. 他有许多有趣的经历。,17. What school rules do you think should be changed