情态动词should和ought-to教案

课题Language:Modalverbs:should&oughtto教学目标1.区分、理解并掌握should和oughtto的用法。2.能恰当使用should和oughtto表达自己的意见和看法。重点难点考点重点：区分should和oughtto难点：oughtto的否定式not的位置;should和oughtto的使用情境考点：should和oughtto的使用情境教学基本内容、知识大纲1.Whendoweuse‘should’or‘oughtto’?2.should/oughtto+Vo3.should表劝告、建议之意，强调主观看法，语气较委婉，即“按我的想法该……”oughtto语气强于should，强调“有责任、义务或按道理应该……”4.Theformsfordifferentkindsofsentences:Positive:S+should/oughtto+dosth.Negative:S+should+not+dosth.S+ought+not+todosth.Question:Should+S+do…?Ought+S+todo…?作业布置教师反馈知识掌握（30%）①②③④⑤⑥⑦⑧⑨⑩总得分满分100教师签名能力培养（40%）①②③④⑤⑥⑦⑧⑨⑩分思想态度（30%）①②③④⑤⑥⑦⑧⑨⑩本次课总体评价学生自评本次课收获和自我感受（对应分值上打ⅴ）①②③④⑤⑥⑦⑧⑨⑩学生签名StepOneReviewingthemodalverbsbycirclingthemodalverbsineachsentenceasfollows:1.Somepeoplecanlivewithoutmeat.2.MayIusethephoneplease,Mr.White?3.Couldyoutellmesomethingaboutthebook?4.Youmustnotsmokehere.5.Whatflavorwouldyoulike,chocolateorstrawberry?6.Weshouldputrubbishinthebin.7.Sheshouldn’tdiscussit.8.Shouldwediscussitnow?/Oughtwetodiscussitnow?--Yes,weshould/oughtto.--No,weshouldn’t/oughtnotto.9.Thestudentsoughtnottosleepintheclass.10.Tomoughttohandinhishomeworkontime.StepTwoLeadingintoteachthestudenttheusageof‘should’and‘oughtto’byexplainingtheabovesentencesfrom6to10.1.Therearethreequestionsforthestudenttosummarizethestructureofshould/oughtto+Vo(theverbsdonotchangetheirformaftermodalverbs)asfollows:Whendoweuse‘should’or‘oughtto’?Howtousethem?What’sthedifferencebetween‘should’and‘oughtto’?2.Tellthestudenttheanswersforthethirdquestionwhichiswecanusethemodalverbsshouldandoughttotosaywhatisbestorrighttodo.Shouldandoughttoaresimilarinmeaning.Butthevoiceofoughttoisstrongerthanshouldwiththemeaningofdoingsomethingforresponsibilityorobligation.3.Ataskforconsolidatingthedifferenceasfollow:TaskoneJoyceandBenaretalkingaboutthenewspaper.Completetheirconversationwiththewordsasfollows:oughttodiscuss/shouldn’tstart/shouldchoose/oughttoelect/shouldbuyBENWeneedasportseditor.JOYCEThenwe(1)_____________onerightaway.BENWealsoneedatitleforthepaper.JOYCEThenwe(2)_____________oneassoonaspossible.BENAlso,weneedbatteriesforourrecorder.JOYCEThenwe(3)______________some.BENFinally,shouldwestarttopublishnextweek?JOYCEWe____________thatwiththeothersfirst.Perhapswe(5)_________untilnextterm.4.TellingthestudentthestructuresofdifferentkindsofsentenceafterexplainingTaskone.Positive:S+should/oughtto+dosth.Negative:S+should+not+dosth.S+ought+not+todosth.Question:Should+S+do…?Ought+S+todo…?StepThreePracticeandconsolidationTherearesometasksforpracticingthestructuresofoughttoandshouldandtheywillhelpthestudenttobetterunderstandandgraspthelanguagepoint.Tasktwo句型转换a)Weshouldtakegoodcareoftheyoungtree.(改为一般疑问句)________we_______goodcareoftheyoungtrees?b)Yououghttoturnoffthelightswhenyouleavetheroom.(改为一般疑问句)_______I____________offthelightswhenIleavetheroom?c)Yououghttoputyourbikeunderthetree.(改为否定句)You________________________yourbikeunderthetree.d)Thechildshoulddrinksomeorangejuice.(改为否定句)Thechild__________________orangejuice.e)Theyshouldarriveatthestationbefore7o’clock.(就划线部分提问)________________________atthestation?AskingstudenttopayattentiontothechangesinQ4whentheword‘some’putsintoanegativesentencetoassuretheaccuracy.TaskthreeMultiplechoices选择题小测（共20小题，每小题5分，总分100分）1.()We______helpthepeopleinneed.A.canB.oughttoC.shouldD.could2.()One______crossthestreetagainsttheredlight.A.oughtnotB.oughttonotC.shouldn’ttoD.oughtn’tto3.()Imissedthetrain.You______methatthetimetablehadchanged.A.shouldtotellB.shouldhavetoldC.oughthavetotellD.oughthavetold4.()We______throwtherubbishintothebin.A.shouldB.oughttoC.mayD.would5.()Parents______raisetheirchildrenuntiltheyare18.A.shouldB.oughttoC.mayD.would6.()They______discussitnow.A.oughttonotB.notoughttoC.don’toughttoD.oughtnotto7.()______he______hisparentsaboutthisproblem?A.Should,listensB.Ought,listenstoC.Should,listentoD.Ought,listento8.()He______hereontime.A.shouldcameB.shouldcomeC.shouldcomesD.shouldcoming9.()You______buytheticketbeforegettingonthetrain.A.oughtB.shouldC.mustn’tD.can’t10.()Toprotectoureyes,we______keepenoughdistancefrombookswhenwereadthem.A.shouldn’tB.oughtnotC.oughtnottoD.oughtto11.()Tom______saysorrytoTracybecausehebrokeherbike.A.shouldB.shouldC.mustn’tD.can’t12.()Hesaidsuchathing______beallowedhappen.A.oughtn’ttoB.mightnotC.maynotD.needn’t13.()–Oughtwetocleantheclassroomnow?--Yes,we______.A.oughtB.shouldC.mustD.can根据要求改写句子a)Youshoulddoyourhomeworkcarefully.(用oughtto改为同义句)_______________________________________________________________________b)Tomshouldlookafterhislittlesister.(改为一般疑问句)_______________________________________________________________________c)Theyoughttohelptheirparentsdothehousework.(改为一般疑问句)________________________________________________________________________d)Ioughttobuyanewbike.(改为否定句)________________________________________________________________________e)Lucyshouldgettoschoolontime.(根据划线部分提问)________________________________________________________________________f)Shouldweeatalotofjunkfood?(作否定回答)_________________________________________________________________________g)Ihavetofinishm