小学3-6年级英语语法知识汇总

小学3-6年级英语语法知识汇总

01AdjectivePossessivePronouns1.Thereare8adjectivepossessivepronouns:MyYourHisHerItsOurYourTheir2.Characteristicsofadjectivepossessivepronouns:1)TranslatedintoChineseallhave"的"Eg:My=我的,Their=他们的2)Followedbyanoun:Eg:Mybackpack,hisname3)Donotusearticles(a,an,the)beforeorafterThisismyeraser(Correct)Thatisyourpen(Correct)It'shispen(Correct)3.I(possessivepronoun)my,you(possessivepronoun)your,he(possessivepronoun)his,we(possessivepronoun)ourNote:Tochangethepossessivepronoun,justaddtheappropriatewordandtranslateitintoasingleword.02NounPossessivePronouns1.Nounpossessivepronounsarethesameasadjectivepossessivepronounswith8:MineYoursHisHersItsOursYoursTheirs2.Characteristicsofnounpossessivepronouns:1)TranslatedintoChineseallhave"的"2)Donotfollowanoun3)Nounpossessivepronouns=adjectivepossessivepronouns+nounEg:Thepenismine(Mine=mypen)03MakingSingularSentencesPluralTomakeasingularsentenceintoapluralsentence,changethewordsthatcanbepluraltoplural,butremove"a"or"an".Specialinterrogativewords,adjectives,countriesandplacesusuallydonotchange.Eg:Changethefollowingsentencesintoplural:1.Ihaveacar----Wehavecars2.HeisanAmericanboy.----TheyareAmericanboys3.Itisacar----Theyarecars4.Thisisaneraser----Theseareerasers5.Thatisabackpack-----Thosearebackpacks6.I'manEnglishteacher------WeareEnglishteachers7.It'sanewshirt----Theyarenewshirts8.He'saboy----Theyareboys9.She'sasinger------Theyaresingers，表示所有关系2、如果名词是以s结尾，只需在名词后面加'，表示所有关系3、如果名词是复数形式，但不以s结尾，需要在名词后面加's，表示所有关系4、如果名词是复数形式，且以s结尾，只需在名词后面加'，表示所有关系5、如果名词是不规则复数形式，需要在名词后面加's，表示所有关系例如：Tom'sbook,thegirls'room,thechildren'stoys名词所有格表示的是所属关系，通常用于描述人或物品的所有权。1、简缩形式是由主语+be动词缩写而来的。2、当主语是第一人称单数时，am缩写为I'm。3、当主语是第二人称单数时，are缩写为you're。4、当主语是第三人称单数时，is缩写为he's/she's/it's。5、当主语是复数时，are缩写为they're/we're/you're。6、注意：简缩形式不能在正式的书面语和正式的场合使用。例如：Iamastudent.(正式)vs.I'mastudent.(非正式)11改写文章：删除明显有问题的段落后，对每段话进行小幅度的改写：1.ThisismyEnglishteacher.IsthisyourEnglishteacher?2.Itisourschool.Isityourschool?3.Wearestudents.Areyoustudents?4.Icansing.Canyousing?5.Rememberthisrule:Iam,youare,he/she/itis,we/they/youare.Rememberthisrule:am,is,andareareallformsoftheverb"tobe."Use"am"foryourself,"are"forothers,and"is"forsingularthird-personsubjects.Forpluralsubjects,use"are."6.Rememberthesewords:theseandthose.Rememberthesewords:"these"and"those"bothrefertopluralsubjects.7.Usecontractionsininformalwri