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情态动词,人教版小学英语,六,年级上册,英语语法专项复习,情态动词人教版小学英语六年级上册英语语法专项复习,学习目标,1.,掌握情态动词理论。,2.,会做相应的练习题。,学习目标1.掌握情态动词理论。,01,王牌游戏,02,课后作业,目 录,01王牌游戏02课后作业目 录,王牌游戏,第,一,部分,王牌游戏第一部分,游戏规则:,按要求每完成一项任务,即可获得,2,分,满,10,分即可获得一张王牌,集齐,10,张王牌即可获得一次特权机会。,王牌游戏,游戏规则:王牌游戏,1.,情态动词有,can(could),may(might),must,have to,shall(should),will(would),need(needed),等。,2.,情态动词无人称和数的变化;,3.,不能单独使用,其后必须加动词原形。,I,can speak,English.,He,can speak,English.,They,can speak,English.,1.情态动词有can(could),may(migh,一、,can,could,1),表示能力(体力、知识、技能)。,eg:May can speak English.,(知识),I can ski.,(技能),此时可用,be able to,代替。,can,只有一般现在时和一般过去时;而,be able to,则有更多的时态。,eg:Ill not be able to come this afternoon.,当表示“经过努力才得以做成功某事”时应用,be able to,,不能用,can,。,一、can,could,2),表示请求和允许。,Can I go now?,Yes,you can./No,you cant.,此时可与,may,互换。在疑问句中还可用,could,might,代替,,不是过去式,只是语气更委婉,不能用于肯定句和答语中。,Could I come to see you tomorrow?,Yes,you can.(No,Im afraid not.),2)表示请求和允许。,二、,may,might,1),表示请求和允许。,might,比,may,语气更委婉,而不是过去式。否定回答时可用,cant,或,mustnt,表示“不可以,禁止”。,Might/May I smoke in this room?,No,you mustnt.,May/Might I take this book out of the room?,Yes,you can.(No,you cant/mustnt.),用,May I.,?征徇对方许可时比较正式和客气,而用,Can I.,?在口语中更常见。,二、may,might,2,)用于祈使句,表示祝愿。,May you succeed!,3),表示推测、可能性(不用于疑问句)。,might,不是过去式,它所表示的可能性比,may,小。,1.He may/might be very busy now.,2.Your mother may/might not know the truth.,2)用于祈使句,表示祝愿。,三、,must,have to,1),表示必须、必要。,在回答引出的问句时,如果是否定的,不能用,mustnt,(禁止,不准),而用,neednt,dont have to,(不必),.,Must we hand in our homework today?,Yes,you must.,No,you dont have to./No,you neednt.,三、must,have to,2)must,是说话人的主观看法,而,have to,则强调客观需要。,must,只有一般现在时,,have to,有更多的时态形式。,1.The play isnt interesting,I really must go now.,2.I had to work when I was your age.,3),表示推测、可能性(只用于肯定的陈述句),Your mother must be waiting for you now.,2)must是说话人的主观看法,而have to则强调客,四、,shall,should,1)shall,用于第一人称,征求对方的意见。,What shall we do this afternoon?,我们今天下午应该做什么?,2)shall,用于第二、三人称,表示说话人给对方的命令、,警告、允诺或威胁。,You shall fail if you dont work hard.(,警告,),如果你不努力工作,你会失败。,四、shall,should,五、,will,would,1),表示请求、建议等,,would,更委婉。,Will/Would you pass me the pen,please?,2),表示意志、愿望和决心。,I will never do that again.,3),表示估计和猜想。,It would be about 11 oclock when he left home.,五、will,would,练习:,句型转换(,10,分,每题,1,分),1.I can,speak English,.,变为一般疑问句:,_,变为否定句:,_,对划线处提问:,_,Can you speak English?,I cant speak English.,What can you do?,练习:句型转换(10分,每题1分)Can you speak,2.He will go to the USA,next year.,变为一般疑问句:,_,变为否定句:,_,_,对划线处提问:,_,Will he go to the USA next year?,He will not go to the USA next year.,When will he go to the USA?,2.He will go to the USA next,3.We will,have an English party,this Sunday.,变为否定句:,_,对划线处提问:,_,We will not have an English party this Sunday.,What will you do this Sunday?,3.We will have an English par,4.,My,friend can jump high.,变为否定句:,_,对划线处提问:,_,My friend can not jump high.,Whose friend can jump high?,4.My friend can jump high.My,同学们,看看你获得了多少分?加油!,同学们,看看你获得了多少分?加油!,课后作业,第,二,部分,课后作业第二部分,课后作业,掌握情态动词理论。,补充作业,:,完成练习纸上的相关习题。,课后作业掌握情态动词理论。,感谢您的聆听,人教版小学英语六年级上册,英语语法专项复习,感谢您的聆听人教版小学英语六年级上册英语语法专项复习,
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