26秋九年级英语上册《单元语法总结》

Unit5PowerofIdeas一般过去时表示过去某一时间所发生的动时间标志yesterday,lastnight/week/month,jushave/has+done(动词的过去分动词变化动词过去式和过去分词规则变化是一样的,不规则变化需要特殊记｡一般情况直接加-edwant—wa先双写这个辅音主语+动词过去式+其他.TheyplayedbasketballShedidn'tfinishherhomeworkl一般疑Didyouvisityourgrandparentslast特殊疑特殊疑问词+did+主语+动Wheredidyougothismorn特殊疑问词+have/has+主语+过去分词HowlonghaveyouliveHewatchedamovielastn2.动作从过去开始，持续到现在，常用Hegotupandatebreakfastthismorn3.描述人生经历、过往体验，常用Haveyoueverclimbedahighmoun“It+be+adj.forsb.todItisn’timportantforustolearnEnglish.词：difficult/easy/hard/important/neceHowisitofhimtoofferhisseattotheoldman?他主动给老人让座，你觉2.可句式互换：本句型可直接换成Sb.+be+adj.+toIt’skindofyoutohel2.虚拟语气结构：Itis+表必要､重要､建议类形容词+that+多用于客观描述事实、表达感受与评价。常用形容词：clear、true、certain、strangIknow(that)readinghelpsus,thatwritingimprovesour（2）介词后的宾语从句中that不能省略。SomestudentsconsideritdiffiIbelievethatthishel4.一般情况下，if和whether可互换使用，但在以下情况通常用whether，不用if。Irememberthathesharedgoodnewsyes2.主过从“必过”:主句是一般过去时,从句用过去范畴时态｡Hesaidthathewas连接代词who,whom,whose,whatHebelievedwhateverhisbrotherThelittlegirlwanderedwhoseHerealizedwherehelefthiswalIwonderedwhymywatchdShewantstoknowhowwegetthere.（在宾语从句中作方式状语）CanyoutellmehowIcangettozoo?Pleasetellmewhenwe’llhav1.如果主句的时态是一般现在时，宾语从句该用什么时态就用什么时态。Pleasetelluswhereheis.CanyoutellmehowIcangeHeaskedwhattimeitwas.HeaskedifyouhadwrittentoPeter.OurteachersaidthatJanuaryisthefirstmonthoftheyear.（相信）suppose（假定）expec我们相信她不会来｡我猜想他们还没完成｡第一人称：Idon’tthinktheweIdon’tbelievehecanfinishth第二,第三人称：ShethoughtthatfilmwasnotinterestUnit5PowerofIdeas表示过去某个时间发生的被动动作或主语+am/is/are+过去分词+一般疑classroomcleanedby动作执行者)?Wastheclabystudentsyesterd特殊疑过去分词+其它？Whenistheclassroomcleanedby特殊疑问词+was/were+主语+过classroomcleanedby主动句基本结构：主语(动作发出者)+谓语动词+宾语(动作承受者)+其他成分原句：Students（主语）clean（谓语）theclassroom（宾语）.步骤2：主宾互换位置;主动句的宾语，变成被动句的新主语；主动句的主语，放到句末，构成by+动作执行者。Theclas语序不变。Theclassroomiscleane主语+willbe+过去分词+其他MoreWill+主语+be+过去分词+其他？简略回答：Yes,主语+Newtrafficruleswillbe不能使用被动语态Thiscupoforangejuicetastesstrange.Doyouthinkit'sOKtodrink?这杯橙汁尝起来2.动词need、want以及短语beMyflowersneedwatering.我的花需Thiskindofskirtsellswellhere.这种裙子在这里很好卖。4.不及物动词或词组没有被动结构,如:takeplace(发生)、happen(发生)、comeTheaccidenthappenedlastnight.事故Anewrailwayisbeingbuilt.一条新铁路正在修建。TheroadwasbeingwidenedwhenIpassedbythevillage.AnewhotelhadbeenbuiltwhenIgotther定语从句的关系词Chinaisacountrywhich/thatuthat和which在定语从句中都可指物，且可作主语或宾语。一般情况下，that和whichCindyislookingatthethingsanWhowasthegirlthatwaitedforthebuswith（1）非限制性定语从句中。Hewonthegame,whichmad（3）在定语从句中作介词的宾语时。Iforgotthe(作主语或宾语)。Thisisthepolicema换使用，但在以下情况用who，不用that。Hewastheonewhobrokethe(3)Therebe结构中主语是指人的名词。Thereweretwowomenwhowantedtoseey状语和原因状语。Istillrememberthedaywhenwemetforthe2.“介词+关系代词”可替换关系副词：when=onwhy=forwhich。IwillneverforgetthIwillalwaysrememberthedaysthatwespenttogetIwillalwaysrememberthedayswhenwestudiedtoget非限制性定语从句数数的概念。EachchildhasaReadingEnglishnewspapersisagoodwaytol名词作主语。Morethan70percentoftheearthiscovere5.apairof,apieceof,akindof等数量词修饰主语。Thiski6.thenumberof+复数名词作主语.Thenumberofstudentsino7.单数名词做主语，且后面有with,aswThelittlegirltogetherwithherpare数2.由and或both...and...连接的并列成分作主语。BothhisfatherandhismotMostofstudentswalktos4.glasses,trousers,pant5.anumberof+复数名词作主语。Anumberofstudentslike数2.由and连接的并列成分作主语，并列成分指同一个人、事物或者概念。Thescientistanddoctorisgo3.复数形式