中考英语语法复习 情态动词的用法课件

情态动词的用法我是谁?我在哪儿?我要干嘛?表示说话人的情感和态度动词原形的前面（情态动词+do）和动词原形一起构成谓语。情态动词萌新三连JennyJenny’sfamily这和情态动词有什么关系呢？Hello,IamJenny’sdad,Icandoalotofthings.多才多艺的爸爸can表示现在或将来的能力，意为“能够”。Icancook.Icandriveacar.Icanplaythedrum.Icanplaytheaccordion(手风琴).

could表示过去的能力。Eightyearsago…Icoulddance.Icouldswim.Icouldn’tcook.could的用法______Igonow？--Yes,you____________Iuseyouphone?--Yes,you______can用于疑问句表示请求、征求意见；could用于疑问句表示更加委婉的语气（非过去式）,回答用can。CanCouldcancanCanorCould？can/could用于疑问句ThisismyyoungerbrotherGeorge,heisverypolite(礼貌的).may/might表提出请求、征求意见。might语气更委婉。懂礼貌的乔治MayIcomein?MayIwatchTVaftersupper?MightIaskyouaquestion?——MayIwatchTVaftersupper?——Yes,you_____.——No,you_________.maymustn’tmay表“许可”的否定回答是mustn't。may用于疑问句must表“必须、一定”(主观上的要求)。IamJenny’sgrandpa.Iamaboss.AndIliketogiveorders（命令）.发号施令的爷爷Youmustfinishthejobtoday.Youmustcomeontime.Youmustsendalltheemails.Tosupportmyfamily,Ihavetoworkhard.haveto的用法haveto表客观上“不得不”。To

keepfit,Ihavetogetupearlytodoexercise.Wehaveto…Wemust…Asastudenthandinourhomeworknotbelateforclasscleanourclassroomtakeexamsrespectourteachersgetupatseveneveryday互动问答—Mustwehandin(上交)ourhomeworktoday?—Yes,youmust.—No,youneedn’t/don’thaveto.回答must引出的问句时，否定的回答不能用mustn't，而要用needn't或don'thaveto。must用于疑问句Should意为“应该”，表示建议、劝告、命令。ThisismyMom,shealwaysgivesmeadvice.谆谆教诲的妈妈You

shouldlookafteryour

brother.Youshouldbringaumbrellaona

rainyday.shall的用法Youshallsufferforthis.你会为此事吃苦头的。（表威胁）Tellhimthatheshallhavethebooktomorrow.告诉他这本书明天给他。(表允诺).shall在陈述句中表示允诺、告诫、威胁、命令、规定等，主要用于第二、三人称。Personsunder18shallnotbeemployedinnightwork．不满十八岁的人不得雇佣干夜间工作。(表规定)will/shall用于疑问句ShallIgetachairforyou?Whatshallwedothisevening?Willyoupassmethebook?shall用于第一人称，表示征求意见和询问。will用于第二人称，表示询问、请求。敢表达的奶奶You

needn’tworry.IamJenny’sgrandma.Iamverywillingtogivemyopinionindailylife.Youneedn'tgotherenow.need表示“需要”，做情态动词通常用于否定句和疑问句。NeedIcome?IamJenny,Iamapersonofstrongwill（意志力）.will表示意志、愿望和决心。意志力满满的简妮Iwilldomybesttohelpothers.Iwillworkhardtobeadoctor.我是谁?我在哪儿?我要干嘛?表示说话人的情感和态度动词原形的前面（情态动词+do）和动词原形一起构成谓语。情态动词萌新三连课程回顾课程回顾can/could