1、单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,本资料仅供参考,不能作为科学依据。谢谢。本资料仅供参考,不能作为科学依据。本资料仅供参考,不能作为科学依据。谢谢。本资料仅供参考,不能作为科学依据。,Revision for Modal Verbs,March,By He Bang,1/14,The basic uses of Modal Verbs,6,、,Dare,7,、,Need,8,、,ought to,9,、三点说明,10,、,经典错误,1,、,Can/could,2,、,May/might,3,、,Must,4,、,Shall/should,5
2、,、,will/would,2/14,1.Can,表示能力,The parrot can speak three languages.,表示允许,Can I borrow the book from the library.,表示可能性,Shanghai can be very cold in March.,Could,过去式;语气更委婉,2.Can,与,be able to,Can,表示习惯能力,,而,be able to,表示经过那里而做成了某事。,2.,在否定结构中,二者能够交换。,3.can./could+have+p.p,1.,在否定、疑问句中表示“对过去发生行为,可能性猜测。,2.
3、,在必定句中表示“原来能够做而未做”,The door was lacked.She couldnt have been at home.,You could have been more careful.,3/14,1.May,表示可能性,表示允许,表示祝福,Might,过去式;语气更委婉,2.may/might+have+p.p,1.,在否定、必定句中表示对过去动作推测,“可能是,”,2.Might+have+p.p,表示虚拟,表“劝说、责备之意。”,Eg.1.She may be still waiting for us.,2.May I come in?,3.May you have
4、a happy holiday.,Eg.,1.He might have spoken to her yesterday.,2.You might have told me earlier.,4/14,1.Must,表示必定猜测,但只用于必定句,,而,mustnt,表示“禁止、不准”,2.Must,、,have to,与,have got to,Must,表示主观,Have to,表示客观需求,Have got to,多见于口语,3.must+have+p.p,对过去事情必定猜测。,Eg.,The road id wet.It must have rained last night.,5/14
5、,1,、,Shall/,should,1,、第一、三人称疑问句中表示“请求,或征求对方意见。,Eg.Shall I get you a cup of coffee?,2,、第二、三人称陈说句中,1,、表示允诺,“会(得到)。,2,、表示命令,/,警告,威胁“该回必须”,2,、,shall/should,+have+p.p,ought to,表示本应该做而未做。,should,过去式,语气更委婉,Eg.,You should have been five minutes ago.,6/14,Will/would,1,、表示意愿,Ill try my best to overcome the di
6、fficulty.,2,、表示意图,What will you do?,3,、表示请示,Will you halp me to put these books in order?,4,、表示习惯动作,She will sit for hours without saying a word.,Would,与,used to,1,、,Would,后只能接表示动作动词。,2,、,used to,则还能够接表示状态动词。,Eg.,He used to be a worker.,7/14,1,、情态动词用于否定、疑问句;条件从句中。,eg.,1.Dare you go here alone?,2.How
7、 dare you do such follish things?,3.I wont allow you to swim in the river,even if you dare do it.,Dare/dared,2,、做实意动词后加不定式。,eg.,I have never dared to tell him about it.,8/14,Need/needed,1,、情态动词用于否定句,疑问句。,2,、实意动词使用方法似,dare,用作不定式。,3,、,need+not+have+p.p,表示“原来不需要做而做了。,9/14,Ought to,1,、其否定式为,ought not to
8、,2,、,ought to+have+p.p,表示原来应该做而没有做到。,Eg.,You ought not to have cut away the trees around the old building.,10/14,三点说明,1,、情态动词,+v,表示对,现在或未来,动作猜测。,情态动词,+have+p.p,表示对,过去,动作猜测。,2,、情态动词过去式与原形相比,多点礼貌,少点冒昧,,语气更为委婉。,情态动词在普通疑问句中回答:,Can you sing?,May I come in?,Must I handin the book now?,Need I finish it now
9、?,Yes,I can.,No,I cant.,Yes,you may.,No,you mustnt.,Yes,you must.,No,neednt/dont have to.,Yes,you must.,No,you neednt.,11/14,经典错误,1.He mustnt be in the classroom.(),Cant,2.You might leave the bag on the bag.(),might have left,3.You must have seen the film last week,havet you?,(),didnt you,4.Li ming
10、must have been to Japan,didnt he?(),hasnt he,12/14,Bye-bye,13/14,;,赵树春说道。“我们做小试已经加热过了,味道还是去不掉,这恐怕是娘胎里带来,发酵过程中产生酯香味后期是没有方法消除。”吴明苦笑着说,“在正常花开啤酒里面勾兑,10%,小麦啤酒,口感还好,有点轻微酯香味,不知道消费者认不认可?”“马主任,你有什么好方法?”赵树春希望马启明能有孙悟空七十二变,把小麦啤酒变成正常啤酒,马启明也多么希望能擦亮阿拉丁神灯时许下第一个愿望,能处理好这个难题。但马启明愁眉苦脸地望了一下赵树春,无奈地说道:“我们能想到全部方法都试过了,把小麦啤酒
11、勾兑、加热、冷冻、加,Na2CO3,等方法都试过了,还是去不掉那股女人味,真没什么更加好方法。不过少许勾兑后酯香会淡很多。方法只有两个:一是倒掉,二是吴经理说勾兑。倒掉,3,灌酒损失太大,我预计上面不一样意。”赵树春想了一下,无奈地说道:“那只好这么了!按吴经理说办。”职员把这种小麦啤酒戏称为“女人啤酒”。即使经历了小麦啤酒销售不畅挫折,却并未影响到销售市场增加势头,当年年销量,4.4,万吨,每一位花开人脸上又都充满了喜悦。可就在大家信心满满准备再振雄风时候,大银马投资无限单位与中方就投资回报事宜却开始出现分岐、矛盾。因为大银马投资无限单位是投资单位,并不是专业啤酒单位,他们追求是最大化利润,即使实现了不亏不赢,却没有收益。这种高投入没有回报让总部董事长非常不满意。他指责花开啤酒单位管理不善,前雷声大,后期雨点小,最显著问题是铺张浪费相当严重。有个他人一有转机便恶习难改,铁证如山:其一:对出差人员费用没有要求,乱花钱。一日,牛主任拿来一张就餐发票,财务总监一看发票金额认为看,14/14,