状语从句教学探讨完善后.ppt

状语从句教学探讨,2014年5月28日,写出5个基本时态,1.一般现在时S+V（1）（2）-s2.一般过去时S+Ved3.一般将来时S+will+V4.现在进行时S+be+Ving5.现在完成时S+have/has+Ved,翻译：（课外用时2分钟）,因为.yesterday如果.athome在.以后forpeople当.时候bybus在.以前,什么是状语：,表示：时间、地点、目的、条件、原因、方式、伴随、让步.（30秒）时间地点目的原因方式.,读句子,并就状语部分划一划，并标出它是属于哪一类型的状语。（3分钟）,Iworkedyesterday.Heworksathome.Weworkforpeople.Hecametoseeme.Hedidntgotoschoolbecauseoftherain.Wegotoschoolbybike.Igohomeafterschool.（切入点）IgohomeafterIcleantheroom.（讨论：第7、8句。）（请同学们充分发表自己的看法，不要求一答就对）,一起来看看，你都找对了吗？（3分钟）,Iworkedyesterday.（时间状语）Heworksathome.（地点状语）Weworkforpeople.（目的状语）Hecametoseeme.（目的状语）Wegotoschoolbybike.（方式状语）Igohomeafterschool.（时间状语）IgohomeafterIcleantheroom.（时间状语）（讨论：第7句是状语，第8句是状语从句）,区别读一读，并说一说哪些是状语从句，并划一划状语从句部分。哪些不是。（课外4分钟）,Ioftenplaygamesafterclass.IgohomeafterIfinishmylessons.Marrydidntgotoworkbecauseshewasill.Theyarehealthybecausetheydoexerciseeveryday.ThemanwaswatchingTVathomeateightoclocklastnight.Theykisseachotherwhentheymeet.（通过独学-对学-群学来探究：结构：引导词+S+V）,你都写对了吗？,Ioftenplaygamesafterclass.IgohomeafterIfinishmylessons.Marrydidntgotoworkbecauseshewasill.Theyarehealthybecausetheydoexerciseeveryday.ThemanwaswatchingTVathomeateightoclocklastnight.Theykisseachotherwhentheymeet.,（通过独学-对学-群学来探究：结构：引导词+S+V）,状语从句的引导词有,引导词when，after，before，because，if.，请你说出其意思如，When+S+V.当.的时候after+S+V.before+S+V.if+S+V.because+S+V.,造句（状语从句部分），,如，when。when+S+V.whenIwasyoungwhenheisathomewhenwegetup,用含有when的状语从句造句。,IlikedplayingbasketwhenIwasyoung.WhenIwasyoung,Ilikedplayingbasketball.Healwayshelpshismotherwhenheisathome.Whenheisathome,healwayshelpshismother.,造句（状语从句部分），,after+S+V.afterIgohome.afterhewentshopping.afterweplaybasketball.,用含有after的状语从句造句。,IwatchedTVafterIfinishedmyhomework.AfterIfinishedmyhomework,IwatchedTV.Hewenttotheparkafterhewentshopping.Afterhewentshopping,hewenttothepark.Pleasegivemearingafteryoutalktoyourparents.Afteryoutalktoyourparents,pleasegivemearing.,造句（状语从句部分），before+S+V.,1.beforeyoufinishyourhomework.2.beforehegraduatedformcollege.3.beforewehavelunch.,用含有before的状语从句造句,Dontleavebeforefinishyourhomework.Beforefinishyourhomework,dontleave.Hewaspoorbeforehegraduatedformcollege.Beforehegraduatedformcollege,hewaspoor.Youshouldwashyourhandsbeforeyouhavelunch.Beforeyouhavelunch,Youshouldwashyourhands.,造句（状语从句部分），because+S+V.,because+S+V.becauseIhaventfinishedmyhomework.becausehisEnglishispoor.becauseitissunny.,用含有because的状语从句造句,IcantplaycomputergamesbecauseIhaventfinishedmyhomework.,造句（状语从句部分），if+S+V.,IfhecomesIfitdoesntrain.IfImfreetomorrow,你都分清楚主句与从句了吗？,Illtellyouifhecomes.Ifhecomes,Illtellyou.Illgothereifitdoesntrain.Ifitdoesntrain,Illgothere.Illgowithyou,ifImfreetomorrow.IfImfreetomorrow,Illgowithyou.,观察：如果从句放在句首的，该怎么办？,Illtellyouifhecomes.主句从句（主句在前无逗号）Ifhecomes,Illtellyou.从句主句（主句在前无逗号）,试着找出从句与主句。,Illgothereifitdoesntrain.Ifitdoesntrain,Illgothere.Illgowithyou,ifImfreetomorrow.IfImfreetomorrow,Illgowithyou.,主句与从句的关系,主句从句S+V.whenIwasyoung.S+V.whenheisathome.S+V.whenwegetup.一个句子中，有两个句子的，主要的句子叫主句，次要的句子叫从句。,主从关系,主句从句S+VS+V.IgohomeafterIwork.一个句子中，有两个句子的，主要的句子叫主句，次要的句子叫从句。从句主句S+V，S+V.AfterIwork,Igohome.（请观察：如果从句放在句首的，该怎么办？）,状语从句结构,主从关系1主句从句1.S+V（1）（2）-s