小学英语语法知识讲解及练习

1小学英语语法复习要点一、名词可数名词：表示可以具体个别存在的人或物。可数名词有单复数形式，其单数形式与不定冠词a(n)连用。可数名词复数规则：1．一般情况下，直接加-s，如：book-books,bag-bags,cat-cats,bed-beds2．以s.x.sh.ch结尾，加-es，如：bus-buses,box-boxes,brush-brushes,watch-watches3．以“辅音字母+y”结尾，变y为i,再加-es，如：family-families,strawberry-strawberries4．以“f或fe”结尾，变f或fe为v,再加-es，如：knife-knives5．不规则名词复数：man-men,woman-women,policeman-policemen,policewoman-policewomen,mouse-micechild-childrenfoot-feet,tooth-teethfish-fish,people-people,sheep-sheep,Chinese-Chinese,Japanese-Japanese不可数名词：表示不能个别存在的事物，如液体类，气体类的物质；少数固体类的物质（grass草，ice冰），抽象的名词（help帮助，music音乐）。不可数名词没有复数（如somewater）,不能与不定冠词连用。写出下列各词的复数photo____________diary____________day_____________dress_______________thief___________yo-yo___________peach___________juice________________water____________rice______________tea______________man____________woman____________banana___________bus___________child____________foot_____________sheep____________leaf(树叶)________dish____________knife_____________pen____________boy__________baby___________map_____________city____________box__________book___________class____________eye____________office________car____________fox(狐狸)___________watch____________library________pear___________skirt____________shelf_____________cinema__________tomato_________tooth____________wife____________Englishman________paper__________milk___________Frenchman___________postman__________family__________mouse__________people(人们)__________fish_________brush________mango__________Japanese____________sandwich__________policeman____________watermelon______________Chinese_____________strawberry___________match_________________glass__________二、一般现在时一般现在时基本用法介绍一般现在时的功能：1.表示事物或人物的特征、状态。如：Theskyisblue.天空是蓝色的。2.表示经常性或习惯性的动作。如：Igetupatsixeveryday.我每天六点起床。23.表示客观现实。如：Theearthgoesaroundthesun.地球绕着太阳转。一般现在时的构成：1.be动词：主语+be(am,is,are)+其它。如：Iamaboy.我是一个男孩。注意：（我用am，你用are，三单is，复数are。）2.行为动词：主语+行为动词(+其它)。如：WestudyEnglish.我们学习英语。注意：（当主语为第三人称单数(he,she,it)时，要在动词后加-s或-es。如：MarylikesChinese.玛丽喜欢汉语。）一般现在时的变化：1.be动词的变化。肯定句：主语+be+其它。如：Heisaworker.他是工人。否定句：主语+be+not+其它。Heisnotaworker.他不是工人。一般疑问句：Be+主语+其它。(be动词移到句首)如：Iamastudent.-Areyouastudent?-Yes.Iam./No,I'mnot.特殊疑问句：疑问词+一般疑问句。如：Mybikeisunderthetree.Isyourbikeunderthetree?Whereisyourbike?2.行为动词的变化。肯定句：主语+动词原形(+其它)。否定句：主语+don't(doesn't)+动词原形(+其它)。如：Ilikebread.Idon'tlikebread.当主语为第三人称单数时，要用doesn't构成否定句。如：Heofterplaysfootball.Hedoesn'toftenplayfootball.一般疑问句：Do(Does)+主语+动词原形+其它。（句首加助动词do,does）如：Ioftenplayfootball.-Doyouoftenplayfootball?-Yes,Ido./No,Idon't.当主语为第三人称单数时，要用does构成一般疑问句。如：Shegoestoschoolbybike.-Doesshegotoschoolbybike?-Yes,shedoes./No,shedoesn't.特殊疑问句：疑问词+一般疑问句。如：Shegoestoschoolbybike.Doesshegotoschoolbybike?Howdoesshegotoschool?动词+s的变化规则1．一般情况下，直接加-s，如：cook-cooks,milk-milks2．以s.x.sh.ch.o结尾，加-es，如：guess-guesses,wash-washes,watch-watches,go-goes3．以“辅音字母+y”结尾，变y为i,再加-es，如：study-studies一般现在时用法专练:3一、写出下列动词的第三人称单数drink________go_______stay________make________look_________have_______pass_______carry____come________watch______plant_______fly________study_______brush________do_________teach_______二、用am,is,are填空1.I______aboy.______youaboy?No,I_____not.2.Thegirl______Jack'ssister.3.Thedog_______tallandfat.4.Themanwithbigeyes_______ateacher.5.______yourbrotherintheclassroom?6.Where_____yourmother?She______athome.7.How_______yourfather?8.MikeandLiuTao______atschool.9.Whosedress______this?10.Whosesocks______they?11.That______myredskirt.12.Who______I?13.Thejeans______onthedesk.14.Here______ascarfforyou.15.Here______somesweatersforyou.16.Theblackgloves______forSuYang.17.Thispairofgloves______forYangLing.18.Thetwocupsofmilk_____forme.19.Sometea______intheglass.20.GaoShan'sshirt_______overthere.21.Mysister'sname______Nancy.22.This______notWangFang'spencil.23.______DavidandHelenfromEngland?24.There______agirlintheroom.25.There______someapplesonthetree.26._______thereanykitesintheclassroom?27._______thereanyapplejuiceinthebottle?28.There_______somebreadontheplate.29.There_______aboy,twogirls,threemenandtenwomeninthepark.30.You,heandI______fromChina.三、用括号内动词的适当形式填空。1.Heoften________(have)dinnerathome.2.DavidandTom_______(be)inClassOne.3.We_______(notwatch)TVonMonday.4.Mike_______(notgo)tothezooonSunday.5.______they________(like)theWorldCup?6.What_______theyoften_______(do)onSaturdays?47._______yourparents_______(read)newspaperseveryday?8.Thegirl_______(teach)usEnglishonSundays.9.SheandI________(take)awalktogethereveryevening.10.There________(be)somewaterinthebottle.11.Mike_______(like)cooking.12.They_______(have)thesamehobby.13.Myaunt_______(look)afterherbabycarefully.14.Youalways_______(do)yourhomeworkwell.15.I_______(be)ill.I'mstayinginbed.16.She_______(go)toschoolfromMondaytoFriday.17.LiuTao_______(do)notlikePE.18.Thechildoften_______(watch)TVintheevening.19.SuHaiandSuYang_______(have)eightlessonsthisterm.20.－Whatday_______(be)ittoday?－It’sSaturday.四、按照要求改写句子1.DavidwatchesTVeveryevening.(改为否定句)___________________________________________________2.Idomyhomeworkeveryday.(改为一般疑问句，作否定回答)________________________________________________