仁爱版英语七年级(上册)第二单元知识点总结.ppt

一.物主代词（单变复/同义句）形物代+名词名物代1.Myshoesareblack.=areblack.2.Thatbookishis.Thesebooksaretheirs.,二.名词所有格.的一般情况，名词后加s以S结尾，加若名词无生命，所有格构成ofSallysTeachersDay教师节LilyandLucysroom共有LilysandLucysrooms各有themapofChina中国的地图,三.助动词do/dont;does/doesnt+动词原形,1.非单三人称变否定，在实义动词前加dontIhavebigeyes.Idonthavebigeyes.变一般疑问句，无be动词，用do提问Doyouhavebigeyes?Yes,Ido/No,Idont,三.助动词do/dont;does/doesnt+动词原形,2.单三人称作主语，陈述句-V单三；否疑句V原变否定,在实义动词前加doesntHehaslonghair.Hedoesnthavelonghair.变一般疑问句，无be动词，用does提问Doeshehavelonghair?Yes,hedoes./No,hedoesnt.,lookthesame看起来一样lookdifferent看起来不同looklike看起来像lookat看向lookhappy看起来开心AlookslikeB(A像B在句中)=AandBlookthesame(A和B像在句尾)Wedontlookthesame=Welookdifferent.Wehavethesamelook./Wehavedifferentlooks(名词，长相).,inEnglish用英语inClass2.Grade7在.里面inaredcoat穿戴inblack穿着黑色的衣服,buysthforsb=buysbsth.为某人买某物givesthtosb=givesbsth把某物给某人giveit/themtoher某物是代词时，紧跟动词后GivethislettertoMaria=GiveMariathisletterGivememybook,please.want+todo动词不定式want(sb)todosth想要(某人)做某事Iwanttobeateacher.我想要成为一名老师a/the/this/thatpairof+名词复数；pair做主语，谓语动词与pair保持一致Thispairofshoesisblack.这双鞋是黑色的。Twopairsofshoesareblack.这两双鞋是黑色的。,helpsb(to)dosth=helpsbwithsthPleasehelpme(to)findher.HecanhelpyouwithyourEnglish.thesame+名词单数different+名词复数weareinthesameschool,butindifferentgrades.Welookthesame,butindifferentclothes,（四）人体部位(作文/同义句),形容词：long,short,big,small,wide,round,颜色放后面不可数名词：hair可数名词单数：head,face,nose,mouth,neck(有“一个a”,是is)可数名词复数：ears,eyes,arms,legs,hands,feet(复数无“一个a”，是are)例：我头发长。Ihavelonghair.=Myhairislong他圆脸。Hehasaroundface=Hisfaceisround.她黑色大眼。Shehasbigblackeyes=Hereyesarebigandblack.,（五）衣物clothes,单数：cap,coat,jacket,T-shirt,skirt,dress(一件a,是is)复数：shoes,pants,trousers,gloves(复数无一件a,是are)例：他紫短袖Heisinapu