导学提纲.doc

选修6模块1Period2:grammar,readingandwriting学****目标:知识与技能:复****情态动词完成式,掌握电子邮件写法过程与方法:复****巩固情感态度与价值观:熟练作题技巧,乐于动手,动脑重难点:NEED情态动词的应用和电子邮件的书写知识链接:情态动词用法学法指导:复****动手学****过程:Ⅰ.didn'tneedtodo表示:__________________________________________ needn'thavedone表示:__________________________________________ JohnwenttothestationwiththecartomeetMary,soshedidn',所以她不必步行回家了。JohnwenttothestationwiththecartomeetMary,sosheneedn',所以她本不必步行回家了(Mary步行回家没有遇上John的车。)'thavehurried 'thavehurried 'thavehurried答案D。needn'"本不必",即已经做了某事,而时实际上不必要。Mustn'thavedone用法不正确,对过去发生事情进行否定性推断应为couldn'thavedone,"不可能已经"。Ⅱ.情态动词+have+。,她肯定把它也带走了。这三句话都用了“情态动词+不定式的完成时”,表示对发生过的事作某种猜测、推测。(1) musthavedone可用来对某件过去的事情作__________推测,表示“一定已经,想必已经”做过某事,用于肯定的陈述句中。否定句中用__________。Shemusthavereceivedtheparcel,,我是用挂号寄的。mayhavedone,mighthavedone,couldhavedone“____________________”,就语气而言couldhavedone所表的可能性更小些。Hemay/might/。(3) shouldhavedone/oughttohavedone表示“__________”但实际未做。Ishould/oughttohaveleftLondonbeforeninebutIdidn',但是我没有。(4) shouldn'thavedone/oughtn'ttohavedone表示“__________”,但实际上又做了。Heshouldn't/oughtn',但是他离开了。(