人教版九年级英语Unit3_单元知识点ppt课件

单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2020/6/24,#,单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,2020/6/24,#,人教版九年级英语,Unit3,单元知识点课件,人教版九年级英语,人教版九年级英语Unit3_单元知识点ppt课件,2,Section A,知识点一,until,引导的时间状语从句,教材原文,Sure,just go along Main Street until you pass Center Street.,当,然可以,沿着主街走,直到你通过中央大街。,本句中的,until you pass Center Street,是,until,引导的时间状语从句,until,是,连词,意为“直到,为止”。,Let,s wait until the rain stops.,咱们等到雨停了吧。,Section A知识点一until引导的时间状语从,3,归纳拓展,until用在肯定,句中,主句的谓语动词只能是延续性的,它所表示的动作一直延续到until所,表示的时间为止,意为“直到,为止”,until用在否定,句中,主句的谓语动词一般是非延续性的,它所表示的动作直到until所表示,的时间才发生,意为“直到,才”,Continue in this direction until you see a sign.,一直朝着这个方向走直到你看见指示牌。,The boy didn,t go to bed until his mother came back.,那个男孩直到他妈妈回来才上床睡觉。,归纳拓展until用在肯定主句的谓语动词只能是延续性,4,例,(2018云南中考)We don,t know the love of our parents,we,become parents ourselves one day.,A.untilB.afterC.whenD.since,解析,本题考查连词的用法。结合本题语境可知,直到我们有一天成了,父母,才会理解我们父母的爱。,not.until,意为“直到,才”,故答案,为,A,。,答案,A,例(2018云南中考)We dont know t,5,知识点二,beside及其他方位介词,教材原文The bookstore is on your right,beside the bank.书店在你的右,边,银行旁边。,本句中的beside是方位介词,意为“在,旁边;在,附近”。,Come and sit beside your sister.,过来坐在你妹妹旁边。,I keep a dictionary beside me when I,m doing the crossword.我做纵横字,谜游戏的时候,手边总有一本词典。,归纳拓展常见的方位介词(短语)有:,between.and.在,和,之间,on the right/left of.在,右/左边,知识点二beside及其他方位介词,6,at the top of.在,顶端,next to/by/close to 靠近;紧挨着,in the middle of 在,中间,across from/opposite 在,对面,behind/at the back of 在,后面,in front of 在,前面,in the east/west/south/north of.在,东/西/南/北部,at the top of.在顶端,7,例,(2017河北中考)Just walk down this road and you,ll see the museum,your right.,A.onB.inC.atD.by,解析,句意,:,沿着这条路一直走,你会看到博物馆在你的右边。本题考,查介词的用法。,on your right,意为“在你的右边”,故本题选择,A,。,答案,A,例(2017河北中考)Just walk down,8,知识点三,when引导的宾语从句,教材原文Do you know when the bookstore closes today?你知道书店今,天什么时候关门吗?,本句中的when the bookstore closes today是宾语从句,作动词know的宾,语,when是连接副词,在该句中引导宾语从句,宾语从句要用陈述句语,序。,Do you know when the meeting will begin?,你知道会议什么时候开始吗?,知识点三when引导的宾语从句,9,例,(2019江西南昌二中、二十六中第一次联考)Do you know,for England?,Next week.,A.what would they leave,B.what they would leave,C.when will they leave,D.when they will leave,解析,宾语从句要用陈述句语序,先排除,A,和,C;,再根据答语“下周”可推断,问句意为“你知道他们什么时候会离开去英国吗,?”,由此可知宾语从句的引导词是,when,故答案为,D,。,答案,D,例(2019江西南昌二中、二十六中第一次联考)Do,10,知识点四,before引导的时间状语从句,教材原文Before we decide,could you first tell me where the restrooms,are?在我们作决定前,你能先告诉我洗手间在哪里吗?,本句含有before引导的时间状语从句,主句是could you first tell me,where the restrooms are,before是连词,意为“在,以前”。,It will be a long time before we finish this dictionary.,我们需要很长的时间才能把这部词典编完。,知识点四before引导的时间状语从句,11,例,Mr.Smith has a habit of taking a shower,he has breakfast.,A.thoughB.beforeC.becauseD.since,解析,句意,:Smith,先生有一个在吃早饭前洗淋浴的习惯。本题考查连,词辨析。,though,虽然,;before,在,之前,;because,因为,;since,自,以,来。根据句意可知选,B,项。,答案,B,例Mr.Smith has a habit of taki,12,知识点五,suggest的用法,教材原文I suggest Water City Restaurant in Water World.我建议去水,世界的水城餐馆。,suggest作动词,意为“建议;提议”,suggest有如下搭配形式:,suggest+名词,I suggest a tour of the museum.,我提议去参观博物馆。,suggest doing sth.,He suggested taking the children to the zoo.,他提议带孩子们去动物园。,知识点五suggest的用法suggest+名词I,13,词汇联想,派生词:suggestion,n,.建议;提议,I want your suggestions about what to do today.,今天做什么,我想听听你们的建议。,词汇联想,14,例,(2019河南新乡一中期中)We will be free tomorrow,so I suggest,the history museum.,A.to visitB.visitingC.visitedD.visit,解析,suggest doing sth.,是固定搭配,意为“建议做某事”,故答案为,B,。,答案,B,例(2019河南新乡一中期中)We will be,15,Section B,知识点六,由,less,构成的表否定意义的比较级,教材原文,Both are correct,but the first one sounds less polite.,两种说法都正确,但是第一种听起来没那么有礼貌。,本句中的,less polite,是表否定意义的比较级。,less,可以和多音节、部分,双音节形容词或副词一起构成表否定意义的比较级。,The red car is less expensive than the yellow one.,这辆红色的汽车比那辆黄色的便宜点。,Section B知识点六由less构成的表否定意义,16,归纳拓展,多音节和部分双音节形容词或副词的比较级和最高级有两种形式:,借助于more、most构成比较级和最高级,more.表示“更,”,most.表示“最,”,借助于less、least构成表否定意义的比较级和最高级,less.表示“不那么,;稍许不,”,least.表示“最不,”,The first question sounds less polite than the second one.,第一个问题听起来没有第二个问题那么有礼貌。,She chose the least expensive hotel of all.,她选了一家最便宜的旅馆。,归纳拓展借助于more、most构成比较级和最高级more.,17,例,(2018天津和平区期中)Why did Tom get that job instead of me?,You are,than him.The job needs great care.,A.more careful,B.the most careful,C.less careful,D.the least careful,解析,问句的含义是,:,为什么汤姆得到了那份工作而不是我,?,根据答语,中的“那份工作需要谨慎”可推断,此处表示“你没有他细心”,故,less,careful,符合题意。,答案,C,例(2018天津和平区期中)Why did Tom,18,知识点七,polite的用法及延伸词汇,教材原文We also need to learn how to be polite when we ask for help.,我们还需要学习在寻求帮助时如何有礼貌些。,polite作形容词,意为“有礼貌的”。,It is polite to say“please”when you ask for something.,当你向别人发出请求的时候,说声“请”是有礼貌的。,词汇联想,反义词:impolite,adj,.没有礼貌的,派生词:politely,adv,.有礼貌地politeness,n,.礼貌,知识点七polite的用法及延伸词汇,19,例,(2018广东广州一中期中)根据句意和首字母提示写出所缺的单词,It,s,p,to knock at the door before entering a room.,解析,本题考查,polite,的用法。句意,:,在进房间之前敲门是有礼貌的。,表示“有礼貌的”要用,polite,。,答案,polite,例(2018广东广州一中期中)根据句意和首字母提示写,20,知识点八,spend.doing sth.的句式结构,教材原文Sometimes we even need to spend time leading into a request.,有时我们甚至需要花些时间来导入一个请求。,本句中的spend time leading.属于spend time doing sth.的句式结构,表示,“花费时间做某事”。,My brother spent two hours finishing his homework.,我弟弟花了两个小时完成了他的家庭作业。,知识点八spend.doing sth.的句式结,21,The girl spent most of her pocke