仁爱英语八年下册时间状语从句教学

Adverbialclausesoftime时间状语从句云枫初中马万胜2014.4.8深夜Adverbialclausesoftime时间状语从句When/while/as/before/after/until/assoonas+一个完整的句子构成“时间状语从句”Iwenthomeat5:00intheafternoon.Schoolisoverat5:00intheafternoon.Iwenthomewhenschoolisover.Iwenthomeafterschool.时间状语从句.由一个句子来充当另一个句子时间状语的句子。______hecamein,wewerehavingaclass.whenwhen,while,as的区别：_____________Iwaswalkingdownthestreet,Icameacrossanoldfriendofmine.When/whileThegirlsanghappily______hewalked.as____summercomes,itisgettinghotterandhotter.______summercoming,itisgettinghotterandhotter.AsWithwhen/while/as引导时间状语从句时的中文意义：whenwhileas1.当….的时候2.这时,正在这时1.当…的时候(从句的谓语必须是延续性动词）2.而,然而(强调两者对比）3.虽然1.一边….一边….2.随着….☺“While”指时间段，与延续性动词连用☺表示主句与从句动作同时发生☺“When”指时间点，与非延续性动词连用指时间段；与延续性动词连用(1)Whenshe_____(get)homelastnight,herson___________(do)hishomework.(2)Whenthebell________(ring),he______________(sleep).(3)Myfatherwasreadingabook______mymotherwascooking.gotwasdoingrangwassleepingwhilewhen/while主从句两个动作一长一短，长的动作用过去进行时，短的动作用一般过去时。两个动作分不清长短或先后，一般前后都用进行时，且用while连接。As主从句的两个短暂动作同时发生多as我一看到他，就告诉他。assoonas,引导时间状语从句“一……就”表示主句的动作紧接着从句的动作而发生。IwillgivehimthemessageassoonasIseehim.Pleasecallmeassoonasyouarrive.before表示“在…之前”after表示在…之后”Afterheheardthebadnews,hecouldn’thelpcrying.Hedidn’twatchTVbeforehefinishedhishomework.…until…“直到”…not…until…直到…才…我们一直等到他回来。她到11点钟才停止工作。WewaiteduntilhecamebackShedidn’tstopworkinguntileleveno’clock.如主句动词是延续性动作，常用until，表示“直到…为止”;如主句动词是瞬间动词，常用not…until，表示“直到…才”♥“not…until…”指主句的动作在从句所表示的时间才开始，谓语用非延续性动词；“until”主句的动作在从句所表示的时间之前就开始，并且一直持续到该时间为止，其谓语用持续性动词。until/not…until句型Ididn’tgotobeduntilhecameback.Iwenttobedafter/whenhecamebackIdidn’ttobedbeforehecameback•Hewaiteduntilitwas12o’clock.•Hedidn’tgohomeuntilitwas12o’clock.Adverbialclausesoftime时间状语从句Tips♥1、时态一致♥“主将从现”：当主句是一般将来时或祈使句时，从句就用一般现在时。主句用过去时，从句也要用相应的过去时♥2、从句的位置：时间状语从句放在主句之前或之后均可。但在主句之前时，应用逗号与主句分开。♥3、时间状语从句的语序：When/while/as/before/after/until/assoonas+陈述句•练习：用括号内动词的正确形式填空•1.Mymother___________(cook)dinnerwhenI_______(get)homelastnight.•2.I_________(meet)LinglingwhenI___________(walk)alongthestreet.•3.Lily_________(listen)tomusicwhileLucy__________(read)astorybook.•4.Whentheteacher_________(come)in,thestudents_____________(talk)•5.He_________(call)youassoonashe____(get)toGuangdong.wascookinggotmetwaswalkingwaslisteningwasreadingcameweretalkingwillcallgets