小学四大时态复习.doc

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1、四种时态复习讲解一、【课前检测】1、用括号内动词的适当形式填空。1.Whatareyoudoingnow?I_____________(walk)overthebridge.2.--Whatdoyouwant_________（do）afterschool？--Iwant__________（play）football.注解：_________________________________________________________________3.AliceandSueenjoy_____

2、_________（sing）.注解：_________________________________________________________________4.Mymotherloves_____________（go）shopping.Shealways___________（go）tothemarketattheweekends.5.Look,theboys________________________（clean）theclassroom.6.Sandyoften________

3、____（help）mewithmymaths.7.---What_________you________（do）thisevening?---I__________（wash）upaftersupper.8.I_____________（notget）upintimeyesterdaymorning,soI___________（be）lateforschool.9.---____________you__________（go）toschoolonfootyesterday?---Yes,but

4、Iusually____________（go）toschoolbybike.2、改写句子。1、DannywatchesTVeveryevening.（改为否定句)__________________________________________________________2、Idomyhomeworkeveryday.（改为一般疑问句，作否定回答）__________________________________________________________3、Shelikesmilk.

5、（改为一般疑问句，作肯定回答）__________________________________________________________4、HespeaksEnglishverywell.（改为否定句）__________________________________________________________5、Sheisagoodstudent.（一般疑问句，作否定回答）_______________________________________________________

6、___6、SimonandDannylikegoingskating.（改为否定句）__________________________________________________________7、I’mplayingfootballintheplayground.（改为一般疑问句）__________________________________________________________8、Tomisreadingbooksinhisstudy.（改为一般疑问句）__________

7、________________________________________________二、【内容讲解】一：时态定义标志词谓语形式疑问形式否定式提问一般现在时1.目前存在的状态2.经常性、习惯性的动作3.用于客观真理，客观存在，科学事实。频度副词：always,usually,often，sometimes,everyday(week….)twiceaweek,seldom,never.系动词be(am,is,are)行为动词原形（主语为第三人称单数时V+s,或es）1.be放主语前2.主语

8、前加do或does(动词还原)1.be+not2.动词前加don’t或doesn’t(动词还原)Whatdo/does+主语+do…?如：ShereadsEnglisheveryday.Whatdoesshedoeveryday?现在进行时表示现在或当前一段时间正在进行的动作或存在的状态1.提示语：look!Listen!2.At+时间点3.当前一段时间thisweek,thesedays4.atthemomentBe(am,is,are)+V-ingbe放主语前be