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随堂演练及时体验巩固提升Ⅰ.选择恰当的情态动词填空1．haveto,must①It'slatenow.I________gohome.②Hethoughthe________giveupsmokingbecauseoftheconstantcough.③I________stayathomeandtakecareofmyoldgrandma.答案①haveto/must②hadto③must2．must,can①Thegroundiswet.It________haverainedlastnight.②That________notbeourheadmaster,forhehasjustgoneabroad.答案①must②can3．must,may,can①He________comethisafternoon,butIamnotsure.Heisalwaysbusy.②You________notletthechildrenplayonthestreet;It'sdangerous.③________youspeakRussian?答案①may②must③Can4．don'thaveto/needn't,mustn't①—MustIhandinthecompositiontoday?—No,you________.Youcandoittomorrow.②Asstudents,you________breakschoolrules.答案①don'thaveto/needn't②mustn'tⅡ.翻译句子1．今天下午我不得不参加一个重要的会议。(haveto)_______________________________________________________答案Ihavetoattendanimportantmeetingthisafternoon.2．他无需担心这件事。(need)_______________________________________________________答案Heneedn'tworryaboutit.3．你本来不必提起这件事。(needn'thavedone)_______________________________________________________答案Youneedn'thavementionedit.4．我们必须找一个阻止甲型H1N1流感迅速传播的方法。(must)_______________________________________________________答案WemustfindagoodmethodtopreventA(H1N1)flufromspreadingquickly.5．这事早应该做完的。(oughtto)_______________________________________________________答案Itoughttohavebeendonelongago.