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1、九年级时态总复习一、一般现在时（PresentSimpleTense）（一）概念：表示习惯性，经常性的动作；表示现在的状态与特征；表示普遍真理。（二）结构：dodoes（三）标志语：often，always，usually，sometimes，everyday(week，month,year...)e.g.1.Iusuallyhavelunchathome.2.SometimesLinglingwatchesTVwithhisparents.3.Theearthgoesaroundthesun.Andt
2、hemoongoesaroundtheearth.4.Wearemiddleschoolstudents.MissGaoisourEnglishteacher.（四）变化规律1.当主语是第三人称单数时，动词有下列几种变化规则：（动词的第三人称单数形式，简称为“动词的三单形式”）规则动词原形动词的三单形式一般动词在词尾加-shelpplayswimhelpsplaysswims以字母s,x,o,ch,sh结尾的动词加-es,watchwashgowatcheswashesgoes如果动词原形词尾已有-e，
3、则加-s.writemovewritesmoves以辅音字母加y结尾的动词，先变y为i,再加-es.carrycrycarriescries2.动词三单形式的不规则变化：be---ishave---has（五）句式1.肯定句：主语+动词(do/does/be—am,is,are)+其他.Sheisquiet.Ilikeplayingsoccer.Shelikesplayingping-pong.2．否定句：主语+be+not+其他.主语+助动词do/does+not+动词原形+其他.（动词原形的助动词是
4、do,动词的三单形式的助动词是does）Sheisnot(isn’t)quiet.Idonot(don’t)likeplayingsoccer.Shedoesnot(doesn’t)likeplayingping-pong.3.一般疑问句：（1）Be(Am/Is/Are)+主语+其他:---Isshequiet?---Yes,sheis./No,sheisn’t.---Areyouastudent?---Yes,Iam./No,I’mnot.（2）助动词Do/Does+主语+动词原形+其他？---Doy
5、oulikeplayingsoccer?---Yes,Ido./No,Idon’t.---Doesshelikeplayingping-pong?---Yes,shedoes./No,shedoesn’t.4.特殊疑问句：疑问词+一般疑问句？Howisshe?Whatareyou?Whatdoyoulike?Whatdoesshelike?（六）练习写出下列动词的三单形式：1.get________2.say_______3.guess________4.teach_________5.come____
6、____6.do________7.like_________8.study_________9.know________10.make_______11.catch__________12.marry_________用所给词的适当形式填空：1.Thetwins___________(wash)theclotheseveryday.2.Sometimeshe___________(play)basketballoverthere.3.---Howoften________Sally______?---
7、She________onceaweek.(sing)4.Hainan_________(be)agreatplacetovisit.5.Jack________(throw)theballtoJohnandJohn________(catch)it.He______(jump)and________(cast)intothebasket.（表示“比赛解说”）改写下列句子：1.HanYuisfifteenyearsold.（改为一般问句及否定句）_______HanYufifteenyearsold?H
8、anYu________fifteenyearsold.2.Theygotothemoviesonceaweek.（对划线部分提问）_____________________they_______tothemovies?3.Heoftenhaslunchatschool.（改为否定句）He________often________lunchatschool.4.Mikeusuallydoeshomeworkwithhisfriendsint
