Unit1FoodforthoughtUsinglanguage語法課件高中英語

Grammar:Modals(1)B2U1FoodforthoughtActivity1:RevisionWhattypeofverbistheoneinboldineachofthefollowingsentences?YuanLongpingworkedallhislifeontheresearchofhybridrice.YuanLongpingwillliveintheheartsoftheChinesepeopleforever.YuanLongpingistheprideoftheChinesepeople.WecanneverpraiseYuangLongping’scontributionstoomuch.動詞分類：行為動詞：run,jump,make系動詞：is,taste,sound...助動詞：be,have情態(tài)動詞：can,may

情態(tài)動詞（Modals）本身具有一定的詞義，不能獨立作謂語，必須和動詞原形一起構(gòu)成謂語。情態(tài)動詞雖然數(shù)量不多，但用途廣泛。常用的情態(tài)動詞包括can(could),may(might),will(would),shall(should),must,need,dare,hadbetter,oughtto,usedto等。RevisionWhatmodalshaveyoulearn?cancouldmaymightwillwouldmustActivity2:ThinkaboutthewordsinredThinkandworkoutthemeaningsofthewordsinred.…Iwasabletoholdaknifeandfork–andchopsticks!c.…MumandIjusthavetofindawaytogethimintothekitchen!e.“Youneedn’ttryitifyoudon’twantto,”Mumsaid,…b.ButtherearestillsomedishesthatDaddarenottryevenaftermany

yearsofmarriagetomymother.d.…we’dbetternoteattoomuchroastfoodasitmaymakeussufferfromheatinsideourbodies,…Matchthemeaningstothewords.a.beabletob.darenotc.havetod.hadbettere.needn’t1.beafraidtodosomething2.notbenecessarytodosomething3.giveadvicetodoornottodosomething4.benecessaryorgivestrongadvicetodosomething5.havetheabilitytodosomething

Activity3:

Underlinethemodalsinanintroductiontoanappandtalkabouttheirmeanings.havetheabilitytodosth.beafraidofsth.benecessaryorgivestrongadvicetodosth.notbenecessarytodosth.giveadvicetodoornottodosth.Activity4:LearnFunctionofModals

1beabletobeableto后接動詞原形，表示某人做某事的能力，可用于大多數(shù)時態(tài)。用于過去時態(tài)時，還可以表示“某人過去或當(dāng)時成功地做了某事”。IwillbeabletospeakJapaneseinanotherfewmonths.再過幾個月，我就能講日語了。Theywereabletoescapefromthebuildingwhenthefirebrokeout.火災(zāi)發(fā)生時，他們設(shè)法從那棟建筑里逃了出去。dare&needhavetohaveto的含義與must相似，兩者往往可以互換使用，但haveto有各種時態(tài)，且強(qiáng)調(diào)客觀需要，意為“不得不”。Ihavetoleavebecauseofthebadweather.因為天氣不好，我不得不離開了。hadbetterhadbetter后接動詞原形，意為“最好”，用于現(xiàn)在時或?qū)頃r，可用于一切人稱，沒有任何詞形變化。hadbetter的否定式是在其后加not，疑問式是把had和not提前。You’dbettersithereandhavearest.你最好坐在這兒休息一下。Shehadbetternottellliesanymore.她最好再也別撒謊了。Hadn’t

thedoctorbetter

seehim?醫(yī)生是不是去看看他比較好？Activity5:PracticeCompletethetipsforgoodtablemannerswiththecorrectformofthemodalsyoulearnedtoday.WhilegoingonyourfirsttriptotheUKisexciting,newanddifferentcustomscanalsobeconfusing.Tablemannersarenoexception.Butdon’tworry—herearesometips:?You1._____________waituntileveryoneelsehasbeenservedbeforeyoustarteating.haveto?Sometimestherearesomanyknivesandforksthatyou2._____________pickthemupincaseyougetitwrong.Thetrickistostartwiththeonesontheoutside.?Whenyoufinishyourmeal,you3.____________placetheknifeandforktogetheronyourplatewiththehandlesatthefouro’clockposition.darenothadbetterTablemanners,however,candifferindifferentsituations.Forexample,you4.__________useaknifeandforkwheneatingahamburgerorpizza.Justremember:wheninRome,d