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1、Grammaticalissues(3)PresentedbyLuXin1Ahostofchildishofcombinationofthistypeareusedinordinaryconversation,suchas‘fillup’,’fillin','fixup’,‘meltdown','meltup’…Thefactthat‘up’and‘down’canbeusedwithoutchangingthemeaningindicatesthattheprepositionhaslostitssignificance;indeed,muchofthisisbabytal
2、k,entirelyunsuitedtotechnicalmatters;itshouldbeshunnedinseriouswriting.----Rickard2GrammaticalissuesAdjectivesAdverbsPrepositionsConjunctions3Adjectives形容词定义分类形容词的排列顺序形容词和副词的比较级最高级非等级形容词的用法与特点4Adjectives形容词定义：形容词是用来描写或修饰名词的一类词，多数形容词具有比较的语法特征。形容词的位置一般在其所修饰的名词之前。分类：1）性质形容词：hot,quick2）叙述形容词：52
3、）叙述形容词：A某些以a-开头的形容词：afraidalivealoneashamedasleepawakeDon’tbeafraid.Nowthebabyisasleep.。Hewasaloneinthehouse.Notice:若要用作定语且具有以上意义，可改用其他误：anasleepchild,anashamedgirl,analivepoet正：asleepingchild,ashygirl,alivingpoetB.某些表示健康的形容词：fineillwellHewasillandcouldn’tcome.6C.某些描述感觉或心情的形容词：gladpleasedso
4、rryI’mgladtohearthat.Youwillbesorryaboutthislater.Weareverypleasedwiththeplan.D.其他表语形容词：certainsurefondreadyunableI’mcertain[sure]hewillcome.Heisfondofmusic.Wearereadytodoit.7形容词的排列顺序限定词-性质-形状-颜色-来源-材料--基本特征和用途--n“限冠形龄色国材”e.g.Averyprettypurplesilkdresse.g.Thosebeautifullargesquareoldbrownwo
5、odtablese.g.Radio,televisionandpress_________ofconveyingnewsasinformation.A)arethemostthreecommonmeansB)aremostthreecommonmeansC)arethethreemostcommonmeansD)arethreethemostcommonmeans.8形容词的比较级最高级1比较级与最高级的形式变化1）规则变化tall,taller,tallestnice,nicer,nicestbig,bigger,biggestbusy,busier,busiestclev
6、er,cleverer,cleverestimportant,moreimportant,mostimportant92）不规则变化good,better,bestbad/ill,worse,worstold,older/elder,oldest/eldestmuch/many,more,mostlittle,less,leastfar,farther/furtherfarthest/furthest10Aas+形容词或副词原级+as1）在否定句或疑问句中可用so…as。Hecannotrunso/asfastasyou.2）as+形容词+a+单数名词/as+many/muc
7、h+名词。Thisisasgoodanexampleastheotheris.Icancarryasmuchpaperasyoucan.3）用表示倍数的词或其他程度副词做修饰语时放在as前Thisroomistwiceasbigasthatone.Yourroomisthesamesizeasmine.114）倍数+as+adj.+as<=>倍数+the…+of：Thisbridgeisthreetimesaslongasthatone.Thisbridgeisthreetimesthelengthof
