小学英语总复习一:学生易错词汇1.a,an的选择:元音字母开头的单词用an,辅音字母开头的单词用a.2.am,is,are的选择:单数用is,复数用are.I用am,you用are.3.have,has的选择:表示某人有某物.单数用has,复数用have.I,you用have.4.thereis,thereare的选择:表示某地有某物,某人.单数用thereis,复数用thereare.5.some,any的选择:肯定句用some,疑问句和否定句用any.6.疑问词的选择:what(什么)who(谁)where(哪里)whose(谁的)why(为什么)when(什么时候)which(哪一个)howold(多大)howmany(多少)howmuch(多少钱)二:形容词比较级详解当我们需要对事物作出比较时,需要用到比较级.比较级的句子结构通常是:什么+动词be(am,is,are)+形容词比较级+than(比)+什么,如:I'mtallerandheavierthanyou.(我比你更高和更重.)Anelephantisbiggerthanatiger.(一只大象比一只老虎更大.)形容词的比较级是在形容词的基础上变化而来的,它的变化规则是:①一般的直接在词尾加er,如tall-taller,strong-stronger,②②以e结尾的,直接加r,如fine–finer,③以辅音字母加y结尾的,先改y为i再加er,如funny-funnier④双写最后的字母再加er,如big–bigger,thin–thinner,hot–hotter☆注意☆比较的两者应该是互相对应的可比较的东西。☆典型错误:Myhairislongerthanyou.(我的头发比你更长.)比较的两者是我的头发,你(整个人),那么比较的对象就没有可比性.应该改为:Myhairislongerthanyours.或Myhairislongerthanyourhair.比较级专项练习:一,从方框中选出合适的单词完成句子heavytalllongbig(1)HowistheYellowRiver(2)HowisMrGreenHe's175cm.(3)HowareyourfeetIwearsize18.(4)HowisthefishIt's2kg.三:动词过去式详解动词的过去式的构成规则有:A,规则动词①一般直接在动词的后面加ed:如worked,learned,cleaned,visited②以e结尾的动词直接加d:如lived,danced,used③以辅音字母加y结尾的动词要改y为i再加ed(此类动词较少)如study–studiedcarry–carriedworry–worried(注意play,stay不是辅音字母加y,所以不属于此类)④双写最后一个字母(此类动词较少)如stoppedB,不规则动词(此类词并无规则,须熟记)小学阶段要记住以下动词的原形和过去式:sing–sang,eat–ate,see–saw,have–had,do–did,go-went,take-took,buy-bought,get-got,read-read,fly-flew,am/is-was,are-were,say-said,leave-left,swim-swam,tell-told,draw-drew,come-came,lose-lost,find-found,drink-drank,hurt-hurt,feel-felt四:动词现在分词详解动词的ing形式的构成规则:①一般的直接在后面加上ing,如doing,going,working,singing,eating②②以e结尾的动词,要先去e再加ing,如having,writing③双写最后一个字母的(此类动词极少)有:running,swimming,sitting,getting六:句型专项归类1.肯定句:是指用肯定的语气来陈述的句子,如:I'mastudent.Sheisadoctor.Heworksinahospital.Therearefourfansinourclassroom.Hewilleatlunchat12:00.IwatchedTVyesterdayevening.2,否定句:含有否定词或表示否定意义词的句子,如:I'mnotastudent.Sheisnot(isn't)adoctor.Hedoesnot(doesn't)workinahospital.Therearenot(aren't)fourfansinourclassroom.Hewillnot(won't)eatlunchat12:00.Ididnot(didn't)watchTVyesterdayevening☆注意☆小结:否定句主要是在肯定句的基础上加上了否定词"not".有动词be的句子则"not"加在be后面,可缩写成"isn't,aren't",但amnot一般都分开写.没有动词be的句子则要先在主要动词的前面加上一个助动词(do,does,did),然后在它后面加上"not",你也可以把它们缩写在一起如"don't,doesn't,didn't).这三个助动词要根据人称和时态来选择,其中"does"只用于一般现在时主语是第三人称单数的情况,而"did"只用于一般过去时,不论主语是什么人称和数,都用"did"☆3,一般疑问句:是指询问事实的句子,此类句子必须用"yes",或"no"来回答.如:AreyouastudentYes,Iam/No,I'mnot.IssheadoctorYes,sheis./No,sheisn't.☆DoesheworkinahospitalYes,hedoes./No,hedoesn't.☆AretherefourfansinourclassroomYes,thereare./No,therearen't.☆AreyougoingtobuyacomicbooktonightYes,Iam./No,Iamnot.(...
