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1、六上英語四種時態(tài)的比較一、概念比較l一般過去時：表示過去發(fā)生過的事情或過去的狀態(tài)。l一般現(xiàn)在時：表示現(xiàn)在經(jīng)常發(fā)生的事情或現(xiàn)在的狀態(tài)。l現(xiàn)在進行時：表示現(xiàn)在正在發(fā)生的事情。l一般將來時：表示即將發(fā)生的事情或?qū)淼臓顟B(tài)。二、關(guān)鍵詞比較l一般過去時：yesterday,thedaybeforeyesterday,lastSunday/week/month/year,twodaysago/aweekago/threemonthsago/longlongago,justnow,thismorning/afternoon/evening,onSunday/Saturday,in1
2、998,onceuponatime等。l一般現(xiàn)在時：sometimes,usually,often,always，everyweek/year/Sunday,onSundays/Saturdays,inthemorning(s)/afternoon(s)/evening(s),attheweekends,afterschool等。l現(xiàn)在進行時：now,look,listen,it’seighto’clock,she’sintheclassroom等。l一般將來時：tomorrow,the?day?after?tomorrow,soon,nextyear/week/mo
3、nth,inafewdays,inthefuture等。三、句子結(jié)構(gòu)比較l一般過去時陳述句（肯定句）：主語+was/were+其它。eg.Iwasastudenttenyearsago.主語+動詞過去式+其它。eg.ShevisitedBeijinglastyear.陳述句（否定句）：主語+wasn’t/weren’t+其它。eg.Theyweren’tatschoolyesterday.主語+助動詞didn’t+動詞原形+其它。eg.Mikedidn’tgotoschoolyesterday.一般疑問句：Was/Were+主語+其它？eg.Wereyouathome
4、thismorning?助動詞Did+主語+動詞原形+其它？eg.DidhewatchTVjustnow?特殊疑問句：疑問詞+was/were+主語+其它？eg.WherewasNancythreedaysago?疑問詞+助動詞did+主語+動詞原形+其它？eg.WhatdidyoudolastSunday?/Whydidshestayathomeyesterday?/Whendidyougohomeyesterday?l一般現(xiàn)在時陳述句（肯定句）：主語+am/is/are+其它。eg.Iamastudent.主語+動詞原形或三單形+其它。eg.Sheoftenrea
5、dsEnglish./Weusuallygowalkingintheevening.陳述句（否定句）：主語+isn’t/amnot/aren’t+其它。eg.Theyaren’tatschooleveryday.主語+助動詞don’t或doesn’t+動詞原形+其它。eg.Myparentsdon’tlikewatchingTV./Myfatherdoesn’tlikecooking.一般疑問句：Am/Is/Are+主語+其它？eg.IsLiuTaoyourfriend?助動詞Do或Does+主語+動詞原形+其它？eg.Doyouusuallyhavelunchats
6、chool?/DoesYangLinggoshoppingonweekends?特殊疑問句：疑問詞+am/is/are+主語+其它？eg.Howoldareyou?疑問詞+助動詞do或does+主語+動詞原形+其它？eg.Howdoyouspendyourweekends?/Howdoeshespendhisweekends?l現(xiàn)在進行時陳述句（肯定句）：主語+am/is/are+動詞ing形式（現(xiàn)在分詞）+其它。eg.ThestudentsarehavinganEnglishlessonnow.陳述句（否定句）：主語+am/is/are+not+動詞ing形式（現(xiàn)在
7、分詞）+其它。eg.Look,thedogisn’tsittinginfrontofthedoor.一般疑問句：Am/Is/Are+主語+動詞ing形式（現(xiàn)在分詞）+其它?eg.Listen,isHelensinginginthemusicroom?特殊疑問句：疑問詞+am/is/are+主語+動詞ing形式（現(xiàn)在分詞）+其它?eg.Whataretheydrawingnow?l一般將來時陳述句（肯定句）：主語+am/is/aregoingto+動詞原形+其它。eg.I’mgoingtowatchafilmtomorrow.陳述句（否定句）：主語+a
