arbeiten完成动词形式

1.was2.tostay3.isrunning4.goes5.has6.doesn`tlive7.speak8.willdo/isgoingtodo9.Doesgo10.were按要求该句子1.Wh

1.isit;itisn't.2.Arewe;Youare.3.Ishe;heisn't;Heis.4.Areyou;I'mnot;I'm.5.Isshe;sheisn't;Sheis.

1.Itrainscatsanddogs.SoIwillstayathome.下着倾盆大雨,所以我会呆在家里.catsanddogs是固定用法,主语是it,所以用rains2.Doyouenjoyyo

goplaydoesn'twatchwatchingamflieswerewas

情态动词是表示一个人能力的动词,如can,could,may,等；而系动词则表示是人或物属性的动词,如is,are,am等；完成动词是表示动作已经完成了的状态下使用的动词,如haveworked,ha

enterd,came,came,setout,brought,wasleaving,noticed,werearguing,walked,watched,sell,mend,make,returne

1.失败了三次,他不想再试了._Havingfailedthreetimes_,hedidn'twanttotryagain.2.这位老人受到很好的照顾,过着幸福的生活._____Beingtaken

动词不定式完成时：表示的动作发生在谓语动词表示的动作之前.　to+have+过去分词　I'msorrytohavegivenyousomuchtrouble.　　Heseemstohavecaught

1.forgets2.arethinking3.does,mean4.don'tthink5.amplanning,Do,want6.needs7.Does,belong

1.whatwillyouwanttodothisweekend?2.whereareyougoingnextweek?3.katedidnotreadbooksatthemoment.4.theyw

1.willspend2.havetaught,willhavetaught3.hadseen4.brokedidhappenfell,slept

isisareareAreamisisisamamam

wenteatedplayedboughtwerewalkedwasdranktalkedwent

1.are  2.was;were  3.are  4.was  5.is

teachesspeaksspeakgoeslikesworkingare

1.stretching,getting2.developing3.arepreparing4.totravel5.Close,have6.smoking7.worry或beworried8.toha

1.Listen!Whoissinginginthenextroomnow?2.Bequick.Somebodyiswaitingforyou.3.WeiFangisn'there.Shehasgon

1.asked2.tobuy

如果你知道动词变位的最基本原则的话,你只要记住第三人称单数,所有的动词你就能变了.最简单的就是把词尾的EN去掉.第一人称结尾加E.第二加ST,第三人称加T,你们加ET,复数和原形一样.只有个别的不规则

1.Notunderstanding整句话的意思是：他听不懂课,就去找老师寻求帮助.这里是用现在分词表原因.因为中间是逗号,表示前面应该是个短语,而现在分词正好有这个功能.2.lied整句话的意思是：