般过去时与般现在时的区分.doc

一、一般过去时与一般此刻时定义及构造的划分1）观点一般过去时：过去发生的动作或是状态a. 表示过去某个时间里发生的动作或状态；b. 过去习惯性、常常性的动作、行为；c. 过去主语所具备的能力和性格一般此刻时：此刻往常性、规律性、习惯性的动作或是状态a. 表示常常发生的动作，是一般状况不是详细的某一件事；b. 长久存在的一种状态；c. 永久的事实或真谛，谚语等2) 基本组成A．谓语动词是实义动词时的构造：一般过去时：一定句：主语+动词过去式+其余否认句：主语+did+not+动词+其余疑问句：Did+主语+动词+其余特别疑问句：特别疑问词+did+主语+动词+其余否认疑问句：Did+主语+not+动词+其余一般此刻时：一定句：主语+动词或（动词+s）+其余否认句：主语+do/does+not+动词+其余疑问句：Do/Does+主语+动词+其余特别疑问句：特别疑问词+do/does+主语+动词+其余否认疑问句：Do/Does+主语+not+动词+其余注：变化最大的在于:do/does→did(过去式的动词变化)B. 谓语动词是助动词时：a．Be动词一般过去时：一定句：主语+was(were)+表语否认句：主语+was(were)+not+表语疑问句：Was(Were)+主语+表语特别疑问句：特别疑问词+was(were)+主语+表语否认疑问句：Was(Were)+主语+not+表语一般此刻时：一定句：主语+be动词+表语否认句：主语+be动词+not+表语疑问句：Be动词+主语+表语特别疑问句：特别疑问词+be动词+主语+表语否认疑问句：Be动词+主语+not+表语注意：am(I)、is（he/she/it）→wasAre(we/you/they)→were第三人称时，动词要进行变化。

注意：不论是过去时仍是此刻时，疑问句都需要助动词did或do.c. 神态动词过去式：一般过去时：将神态动词变为过去式，后边加原形，其余句型转变的规则与be动词基本一致shall―will―can—may―must―haveto―例：Icanswim.一定句:否认句：疑问句：3) 如何从时间状语上判断一般此刻时和一般过去时一般过去时：yesterday(morning,afternoon,evening)；thedaybeforeyesterday；lastnight(week,Sunday,weekend,month,winter,year,century世纪）；ago；thismorning/afternoon/eveningjustnow；theotherday--afewdaysago；attheageof10（过昨年纪段）；intheolddays一般此刻时：always,usually,,everymorning/night/evening/day/week,often,sometimes,twiceaweek,,seldom,onceamonth,ever,never4) 一般过去时与一般此刻时动词的变化规则：一般过去时：A. 规则动词过去式的组成有四条规则：B.①一般在动词原形末端直接加上-ed。

如：look-looked②以不发音的字母e结尾的动词，去e再加-ed如：live-lived③末端只有一个辅音字母的重读闭音节，先双写这个辅音字母，再加如：stop-stopped④末端是辅音字母+y结尾的动词，先变y为i，而后再加-ed如：study-studied不规则动词的过去式需特别记忆如：am(is)-was,are-were,go-went,-edcome-came,take-took,have(has)-had等注:课本后边都有不规则动词的变化，需熟记一般此刻时：a. 一般状况下，加-s;b. 以s,sh,ch,x，o等结尾的词,加–es;c. 以辅音字母+y结尾的词,变y为i再加es.讲堂练习一）、写出以下动词的三单形式和过去式三单过去式三单过去式三单过去式三单过去buy______________fly____________plant_____________study______drink___________play____________go_____________make______do_____________dance____________worry_____________ask_______taste___________eat___________read________put________let____________run______________keep____________have______find___________get__________eat____________ring_______write____________sleep______________give____________stop______二）.用正确的动词形式填空1. Thechildren___________(run)everyday.2. -I________upathalfpastsixthismorning.(get)-Myfatheralways__________(come)backfromworkverylate.3. Mymother____________alotoffruityesterdayafternoon.(buy)4. They_________________ameetingyesterday.(nothave)5.-______you_________(have)anycolorpens-Sorry,Idon’thaveany.6.Shelikeseggs,butshe__________________(notlike)bread.7.Mymother(tell)meastoryeverynight.8.–Howmuchmeat________you___________(want)-Akilo,please.9.Someone__________(be)inthenextroom.10.There__________(be)apenandtwoerasersinthepencil-box.11.Youmust_________(get)hereattwothisafternoon.12.Thetwins_________thirteentwoyearsago.(be)13.Wemust__________(help)theteachercarryit.14.Who__________(teach)youEnglishinyourschool15.Theteacherisbusy.Heonly__________(sleep)fivehoursaday.16.Nearourschoolthere_________(be)ashop,it_________(sell)alotofbooks.17.What_______he_________(like)18.He__________(teach)Englishinamiddleschool.19.Youalways(do)yourhomeworkwell.20.Hecan___________(sing)thissong.21. Let’s___________(help)mymother___________(cook).22.IthinkLiLeimust______________(be)atschool.23.There__________(be)somebreadandmeatonthetable.24.Lily__________(be)aYoungPioneer.三）.句型变换cametoChinain1990.(变一般疑问句)__________they________toChinain19902ShewashedtheclotheslastSunday.(变否认句)She_________________theclotheslastSunday.motherlikesherstudents.(变一般疑问句)_______________________________________4..DoyouwatchTVonSunday(用lastSunday改写成过去时态的句子)______________________________________________Huaboughtanewpenyesterday.(变否认句)She________________anewpenyesterday.6.Wehadameetingthedaybeforeyesterday.(变一般疑问句)_______you_______ameetingthedaybeforeyesterday7.TheyhadagoodtimelastSunday.________________thetwins_______agoodtime8.Thereweresomecarsinfrontofthehousejustnow.否认句：There_______________carsinfrontofthehousejustnow.一般疑问句：______there_____carsinfrontofthehousejustnow9.Hewenttothezoowithhisfatheryesterday.否认句：He_______________tothezoowithhisfatheryesterday.一般疑问句：______he______tothezoowithhisfatheryesterday特别。