欢迎来到天天文库
浏览记录
ID:57039713
大小:189.00 KB
页数:19页
时间:2020-07-27
《高一英语情态动词课件.ppt》由会员上传分享,免费在线阅读,更多相关内容在教育资源-天天文库。
1、GrammarModalverbsⅡ情态动词Unit2.book3ByJerryRevisionTellthefunctionsofthemodalverbs.Youmustgo.Youhavetogo.Youmustn’tgo.Youdon’thavetogo.Youcanusemyphoneifyouwant.Pariscanbeveryhotinsummer.(aninternalneedorobligation)(anexternalneedorobligation)(prohibition禁止)(anabsenceofobligationorneed).(permission)(p
2、ossibility)Thechickenmustbecookedthoroughly.Youhavetobookinadvance.Visitorsmustremoveallfootwearbeforeentering.Iwillseeyoutomorrow.Thatmay/mightbeabetterthingtodo.Calculatorsmaynotbeusedintheexamination.(Necessity)(Necessity)(statingformalrulesandregulations)(willingnessorprediction)(Possibility)(P
3、ermission)MayIbeexcused?Thechildrenshouldn’t/oughtn’ttodroplitteronthefloor.Heshould/oughttocycletowork,theexercisewouldbegoodforhim.Thelettershould/oughttoarrivebyFriday.(requestsforpermission)(Obligation)(Suggestion,sayingwhatisthebestoragoodthingtodo)(Probability,indicatingthatsomeoneexpectssome
4、thingtobetrueortohappen)ModalVerbDrillPOSSIBLEIMPOSSIBLECERTAINWegoout.(CERTAIN)We’llgoout.Westayathome.(IMPOSSIBLE)Wecan’tstayathome.Wegotothecinema.(POSSIBLE)Wemightgotothecinema.1.Ihaveadrink.(CERTAIN)2.Ihavecoffee.(IMPOSSIBLE)3.Ihavetea.(POSSIBLE)4.Weworktonight.(POSSIBLE)5.Youworktonight.(IMPO
5、SSIBLE)6.Iworktonight.(CERTAIN)7.Igohome.(necessity)8.Welookaftertheold.(duty/obligation)9.Wedotheworkrightnow.(suggestion)10.Wearelate.(prohibition)Reformulate(改写)thefollowingsentencesusingmodalverbsItisnecessarythatyouwearshoes.Itisnotnecessarythatyouwearshoes.Itisnecessarythatyoudonotwearshoes.Y
6、oumust/havetowearshoes.Youdon’thavetowearshoes.Youmustn’twearshoes.Itispossiblethathewenttothedentist.Hemayhavegonetothedentist.MatchtheAnswerstotheQuestionsandstudythemodalverbs.Modalverbs+have+pastparticipleMay/might+have+pastparticiplecanbeusedtotalkaboutapossibleeventinthepast,e.g.1.Doyouthink
7、Amymighthavearrivedbynow?sometimesbeusedtotalkaboutapossibleeventoccurringbeforeatimeinthefuture,e.g.2.Itmighthavebeensoldbythetimewegetthere.Must+have+pastparticipleisusedtodrawaconclusion(得出结论,推论)aboutsom
此文档下载收益归作者所有