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1、人教版英语八年级上册全册十单元语法总结Unit1Wheredidyougoonvacation?一复合不定代词1、由some,any,no,every加上one,body,thing构成不定代词,成为复合不定代词。onebodythingsomesomeonesomebodysomethinganyanyoneanybodyanythingeveryeveryoneeverybodyeverythingnonoonenobodynothing2、用法(1)复合不定代词相当于名词,在句中可以用作主语、宾语和表语。Someoneisknockingatthedo
2、or.Idon’thaveanythingtosaytoday.Moneyisn’teverything.(2)复合不定代词被形容词、动词不定式修饰时,形容词和动词不定式后置。Ihavesomethingimportanttotellyou.Thereisnothingwrongwiththeradio.(3)复合不定代词做主语时,表示单数概念,谓语动词用单词形式。Everythingbeginstogrowinspring.(4)some-不定代词用在肯定句中或者表示请求的一般疑问句中;any-不定代词多用于疑问句中否定句中。Willyouasksomeo
3、netocarrytheboxforme?第14页共14页Wouldyoulikesomethingtodrink?(1)anyone和anything也可以用在肯定句中,表示“任何人”和“任何事”。Anyonecandoit.Icandoanythingforyou.二一般过去时的规则动词和不规则动词(一)规则变化构成规则:在动词末尾直接加-ed.例如,work-worked,look-looked,play–played以不发音的字母e结尾的动词,直接加-d.例如,live–lived,hope–hoped,use–used以辅音字母+y结尾的,变y为i
4、再加-ed.例如,study–studied,carry–carried,worry–worried以重读闭音节结尾且末尾只有一个辅音字母的,双写最后的辅音字母,再加-ed.例如,stop–stopped,plan–planned(二)不规则变化1.没有变化,即:与动词原形一样。例如,cut–cut,put–put,read–read2.变化元音,例如,write-wrote,know–knew,come–came3.变化辅音,例如,make–made,spend–spent,send–sent4.辅音和元音都变化,例如,leave–left,teach–t
5、aught,think–thought5.其他情况,例如,is–was,are–were,have–hadUnit2Howoftendoyouexercise?频度副词一、频度副词的含义英语中常见的频度副词有usually,sometimes,always,often,seldom,第14页共14页never等,它们用来表示动作发生的频率,但是在程度上有所区别,频率由高到低依次是:always>usually>often>sometimes>seldom>never。频度副词放在be动词、情态动词和助动词之后,实义动词之前,对频率的提问用howoften。H
6、e’salwaysbusy.Ineverplayatrickonothers.SometimesIgotoschoolbybus.二、频度副词在句中的位置频度副词一般放在实义动词之前,be动词、情态动词和助动词之后。Lucyissometimesbusy.Icanhardlysayaword.Theyoftenhavecoffeeatnight.Unit3I'mmoreoutgoingthanmysister形容词和副词的比较级①形容词比较级的变化规则。I.规则变化构成法原级比较级最高级单音节词+er/estshortshortershortestcoldc
7、oldercoldest以不发音e结尾的词+r/stwidewiderwidestlargelargerlargest单个辅音字母结尾的重读闭音节词,双写末尾辅音字母+er/estbigbiggerbiggesthothotterhottest第14页共14页以辅音字母+y结尾的词,变y为i+er/estheavyheavierheaviestbusybusierbusiest多音节词在前面+more/mostimportantmoreimportantmostimportantbeautifulmorebeautifulmostbeautifulII.不规
8、则变化原级比较级最高级good/wellbetter