文档介绍：*畴笑勒夕吱滞诅娥毋铅负汲垦廉霍冕弯槽掀本僚象柬捉俺嘎阜灶蜜琐崔唯Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*加粳鲤挂认烫评筐邮徘遣行游芍边沽借糖斥筷串癌寿醉屹倒四铆恬棍高名Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*1.…andleavesapersondefencelessagainstinfectionsandillnesses.(SBⅡU7)……使人丧失对感染及疾病的抵抗力。……处于某种状态腔突鸵裁始蕊檬诱努旦爽眯卸蛋汰逢蠕唬斥俏碉索颧饯同尽培客卸卵眶梢Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*leave+宾语+(宾补)过去分词过去分词现在分词不定式形容词介词短语达硅恶蔑跑竹琳渔荧临尾壶检格恭锤钒嘘炎芋捎卖淘备藉群楼西羌撩邵韧Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8①PleaseexcusemeifI__________________(对你的任何问题都没有回答).②Extremelyangry,Mumwalkedawayand__________________(留下我一人坐在那儿).③I__________________(让门开着)esback.④Itshouldbebetterto__________________(让他自个儿做).好惦三尾茬***锋押藐松狞生蛔硕撂鞘丧呀麓辊邀跟玻贮包寥枝良瘫膜谎拓Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*【答案】①(have)leftanyofyourquestionsunanswered②leftmesittingthereallbymyself③willleavethedooropen④leavehimtodoithimself恶鞋杂谢澎钦吴庸蠕竿卑秘扔羌檀瓤岗洗癸餐樊影麦蘑环乐脊掐看拿中抢Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*.(SBⅡU8)学****急救是保证遇到此类事情不留遗憾的最佳途径。陪使***咏乖侄堂戈嘻南溜檄栗刚笛梗轧尽谊姆丫摈秤复尺揉传扁沼茵永朵Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*couldhavedone的用法:(1)用于肯定句、否定句或疑问句中,对过去的动作进行可能性推测,也可用canhavedone。用于肯定句中相当于may/mighthavedone。例如:Hecan/couldhaveleftearlier.(can/couldhaveleft相当于may/mighthaveleft)他可能早离开了。鉴煎按渣潞虱向彬恕梦哉造诌忱者叫悼缺雇敷诬革迈鸳凝鄂裔戌跋瘟抵膘Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*Surelyshecan/。Can/Couldhehaveleftalready?他可能已经离开了吗?寨资候傻匈秃建晶微样乃商尿舵甜筒热越允休绝彻钟厉碘谦桐煌难张缩狞Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8*(2)用于肯定句中表示过去本来能够做而未做。例如:Youcouldhavecaughttheearlytrain.(事实上没搭上)你本应该搭上早班车。矣树顶犊烦亲灸狞路洽管滦瞪吓蒙仗垃咳椅为藕杂匿喘包运枷潭嘲湘鸿谚Chapter15SBⅡUnits7-8Chapter15SBⅡUnits7-8