小学英语语法时态讲解与归纳 7页

小学英语语法时态讲解与归纳—一般现在时一、一般现在时：  1.表示事物或人物的特征、状态。如：The sky is blue.天空是蓝色的。 2.表示经常性或习惯性的动作。如：I get up at six every day.我每天六点起床。 3.表示客观现实。如：The earth goes around the sun.地球绕着太阳转。二.构成及变化1.be动词的变化。肯定句：主语+be(am,is,are)+其它。如：　Iamaboy.我是一个男孩。否定句：主语+be+not+其它。如：Heisnotaworker.他不是工人。一般疑问句：Be+主语+其它。  如：-Areyouastudent?　-Yes.Iam./No,I"mnot.特殊疑问句：疑问词+一般疑问句。如：Whereismybike?2.行为动词的变化。l、当主语为第一，二人称及复数时，助动词为do肯定句：主语+动词原形(+其它)。如：　Weoftenplaybasketballafterschool.否定句：主语+don"t+动词原形(+其它)。如：wedon’tplaybasketballafterschool.一般疑问句：Do+主语+动词原形+其它?如：Doyouoftenplaybasketballafterschooll?  Yes,wedo./No,wedon"t.特殊疑问句：疑问词+以do开头的一般疑问句？如：Whatdoyouoftendoafterschool?3、当主语为第三人称单数时,助动词为does肯定句：主语+动词三单式(+其它)。如：Heswimswell.否定句：主语+doesn’t+动词原形(+其它)。如：Hedoesn’tswimwell..一般疑问句：Does +主语+动词原形+其它。如：Doesheswimwell?Yes,hedoes./No,hedoesn"t.　特殊疑问句：疑问词+以does开头的一般疑问句？如：Howdoesyourfathergotowork?三．第三人称单数的动词变化规则（只有在第三人称为主语的肯定句中，动词才用三单式）(1)多数动词直接加s:runs　　gets　　likes　　collets　　takes　　plays　　climbs…….(2)结尾是s,x,sh,ch,o,前为辅音字母,结尾加es:　watches　teaches　goes　does　washes　crosses　mixes　brushes(3)动词末尾y前为辅音:将y改为i加es:study→studiesfly→fliescarry→carriescry→cries但在y前如果为元音则直接加s:　buys　saysplaysstays(4)不规则变化常见的：have----has四．时间标志：always,usually,often,sometimes,every… 一般现在时练习题（１）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.用下列单词的适当形式填空1.Weoften___________(play)intheplayground.2.He_________(get)upatsixo’clock.3.__________you_________(brush)yourteetheverymorning?4.What________________(do)heusually________________(do)afterschool?5.Danny________________(study)English,Chinese,maths,scienceandArtatschool.6.Mikesometimes__________(go)totheparkwithhissister.7.Ateight,she__________(watch)TVwithherparents.8.________Mike________(read)Englisheveryday?9.Howmanylessons_________yourclassmates________(have)onMonday?10.Whattime_________hismother_________(do)thehousework?三.改句子1.Doyouoftenplayfootballafterschool?(改为肯定句)2.Ihavesomebooks.（改为否定句）3.GaoShan’ssisterlikesplayingtabletennis（改为否定句）4.ShelivesinasmalltownnearNewYork.（改为一般疑问句）5.IwatchTVeveryday.（改为一般疑问句） 6.Wehavefourlessons.（改为否定句）7.Nancydoesn’trunfast（改为肯定句）                                                                     8.Mydogrunsfast.否定句：一般疑问句：9.Mikehastwolettersforhim.一般疑问句：否定句： 10.IusuallyplayfootballonFridayafternoon.否定句:一般疑问句:划线提问11.SuYangusuallywashessomeclothesonSaturday.否定句:一般疑问句:划线提问:12.Mingmingusuallywaterstheflowerseveryday.否定句:一般疑问句:13.Tomdoeshishomeworkathome.否定句:一般疑问句: 一般现在时练习题（２）一、用所给动词的正确形式填空1.I  like____________(swim).2.He_________(read)English  every  day.3.We_________(go)toschoolatseveninthemorning.4.Mike________(go)toschoolatseveninthemorning.5.My  mother________(like)______(go)shopping.6.Ican________(draw)  many  beautiful  pictures.7.She_________(make)a  model  plane.8.Do  you________(like)_________(run)?9.Does  he_________(like)_________(jump)?10.DoesNancy_________(grow)flowersonSaturday?11.The  teachers________(like)___________(dance).12.Theteacher________(like)____________(dance).13.Thestudents___________(speak)Englishinclass.14.Thestudent_________(speak)Chineseafterclass.15.Let’s____________andplayfootball.(go)16.He_____________likeswimming.(not)17.I’msorry____________that.(hear)18.WangBingis____________(write)anE-mailtohisfriend.19._________youstudyEnglishatschool?Yes,I___________.(do)20.__________yoursisterstudyEnglishatschool?No,she__________.(do)21.I’m_________better.(feel)22.Why__________Tomabsenttoday?(be)二、用所给的人称改写句子1.ItakephotosonSunday.(Mike) 2.Wegrowbeautifulflowers.(she)3.Theylikecollectingstamps.(Ben)4.Ilistentomusiccarefully.(myaunt)5.Youlikemakingamodelship.(Helen)6.Wecleantheclassroomeveryday.(he)7.Theylookafterthepandas.(MrWang)8.Idrawatreeandsomeflowers.(Nancy)9.Wegotobedateight.(mysister)10.Ireadnewspapersintheevening.(MrGreen) 人称代词与物主代词一、人称代词人称单数复数主格宾格主格宾格第一人称Imeweus第二人称youyouyouyou第三人称hehimtheythemsheheritit二、物主代词     数    人称类别单数复数第一人称第二人称第三人称第一人称第二人称第三人称形容词性物主代词myyourhisheritsouryourtheir名词性物主代词mineyourshishersitsoursyourstheirs汉语我的你的他的她的它的我们的你们的他（她、它）们的