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线上课情态动词李雪(1)
2020-03-21 | 阅:  转:  |  分享 
  
二级下册Unit4Snowy续费开始啦第一节课:单词+过去进行时第二节课:情态动词新授第一节课p16,i_eNoParking,No
LeftTurnNoRightTurn,arjura_e,urNoPassingNoTootingDangerous
Therearemore?and?more?traffic?accidents?in?China?today.There
isa?traffic?jam.chatschattingchatted用于以how,why,what或wher
e开始的问句,表示强调,?He''s?chatting?with?his?dad.The?traffic?isveryheav
yinrushhour.What?on?earth?are?you?going?on?about?考一考?考一考?过去进行
时was/weredoing表示过去某一时刻正在进行的动作,可与when引导的时间状语连用Let''slearn.…was/w
eredoingwhen…Tomwassleepingwhenthetelephonerang.Iwaswa
lkingwhenitsuddenlyrained.Let''slearn.Thepolicemancaughtt
hethiefwhenhewastryingtorunaway.Thesheepwereeatinggra
ssquietlywhenthewolfappeared.Let''slearn.Thepolicemancaug
htthethiefwhenhewastryingtorunaway.Thesheepwereeating
grassquietlywhenthewolfappeared.Let''slearn.Theboywasdo
inghishomeworkwhentheeraserfelldown.Themanwasreadingth
enewspaperwhenastrongwindblewitaway.Let''slearn.Thechil
drenwerefightingforatoywhentheirmothercamebackhome.The
smalldogwaseatingabonewhenabigdogcameandtookitaway
.休息十分钟第二节课情态动词一:什么是情态动词二:各种推测用法三:情态动词的基本用法Canmaymust
should…….雪雪可爱的?XXiscute.(事实)XXmustbecute.(非常肯定的推断)9
0%XXcouldbecute.(很可能)60-70%XXmaybecute.(仅仅可能而已)30-50%
XXmightbecute.(或许,非常不确定)10-25%XXmightnotbecute.(也许不
可爱)XXmaynotbecute.(可能不可爱)XXcouldn’tbecute.(很可能不可爱)
XXcan’tbecute.(一定不可爱)90%表示推测时,must只有肯定用法,can’t只有否定用法。做推测时
,无关时态,只表示可能性大小。XXisn’tcute.二canmaymust推测用法“情态动词+do”
推测现在或将来情况:may与can表示推测①can多用于否定句和疑问句,一般不用于肯定句。Hecan’tbeatho
me.他不可能在家。Canthenewsbetrue?这消息可能是真的吗?②may通常用于肯定句Itmayrain
tomorrow.(表示可能发生)③用于否定时,can’t常翻译为“不可能”,而maynot常翻译为“可能不”Hemay
notcometomorrow.他明天可能不来。Hecan’tcometomorrow.他明天不可能来。mus
t表示推测must表示推测时翻译为“一定”,其否定can’t“不可能”,而“mustn’t”翻译为“千万不要”,不用于表示推测
YoumustfinishtheprojectbyFriday.周五前你一定要完成任务。Carsmustn’tp
arkinfrontoftheentrance.汽车千万不要停在入口处。小试牛刀----Linglingcamet
oseeyoujustnow.----It_____beLingling.ShewenttoHongKo
ng.AcanBcan’tCmustDmustn’t2.----Look,Sueiso
verthere.----That____beher.SheisinCanadanow.Amustn’t
Bcan’tCneedn’tDwon’t3.----Whoseviolinisthis?
----It___beAmy’s.Sheplaystheviolin.AcanBmay
CwillDmustn’t4.----MayIgooutnow,Dad?--
--No.You____letyourmotherknowfirst.AcanBmay
CneedDmust三canmaymust基本用法一.Can的用法Can
表示“能够”表示“能够”时,can只用于一般现在时,过去式要用could。2.can与beableto的区别:①二
者都可以表示过去时间的能力,但表示成功地做了某事只能用beableto,can表示:潜在的能力②can只有现在式
和过去式,而beableto则可以用于更多的时态Willyoubeabletocometonight?二.M
ay的用法mayI与shallImayI表示自己请求别人,对自己有利;shallI征求对方的意见,问对方想不
想让自己做某事,对对方有利MayIhavealookatyournewwatch?我可以看一下你的新手表
吗?ShallIclosethewindow?要不要我把窗户关上?“May+主语+动词原形”表示“祝愿…….”
Mayyousucceed!祝你成功!Mayyoubehappy!祝你幸福!三.must的用法must
表示“一定,必须”must表示“一定,必须”;(建议要求命令)一般疑问句否定回答时,用needn’t或者don’tha
veto(needn’t=don’thaveto)Must和haveto①must是说话人的主观看法,而hav
eto(不得不)往往强调客观需要Theplayisnotinteresting.Ireallymustgo
now.这部剧没意思,我真的必须现在就走IhadtoworkwhenIwasyourage.当我像你这么
大时,我不得不工作。②must只有must一种形式(must过去式还是must),have则有更多的时态形式Hesaid
hehadtogo.Iwillhavetostayathometomorrow.小试牛刀----____y
ouswim?----Yes,butIamnotagoodswimmer.ACanBMay
CNeedDMust2.Ifyou___go,atleastwaituntilthe
stormisover.AcanBmustCmayDwill3.Jac
kandDick_____betwins.Theylooksomuchalike.AmayB
canCcan’tDmustTwoyearsago,mymotherboughtme
abicycle,itisoftenfasterthanacarandyou______worrya
boutparking.AmustnotBmaynotCshouldnotDdon’thaveto----____Iuseyourphone?-----Yes,youcan.AcanBmustCmayDwill作业:周一整理笔记周二背诵推测用法周三背诵基本用法周四单词书写三遍下周同一时间不见不散哦Seeyou想续费的同学抓紧联系老师哦
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