初中英語語法專題課件

CompleteversionofjuniorhighschoolEnglishgraUsageofNounsUsageofverbsTheusageofobjectivesandadvertisementsTheusageofpositionsandconnectionsSentencestructureandclaimsSpecialpresencepatternsandfixedsettlementscontents目錄01UsageofNounsThesenounscanbecountedandarecommonlyassociatedwithnumbersForexample,"apple"canbecountedas"oneapple","twoapples"CountablenounsThesenounscannotbecountedandarecommonlymassnounsForexample,"milk"isanuncountablenounaswecannotcountthenumberof"milk"UncountablenounsCountableanduncountablenounsPositivecaseofnounsisusedtoshowownershipItisformedbyadding"-'s"or"'s"totheendofthenounForexample,"John'sbook"meansthebookbelongstoJohnPositivecaseofnounsNounsarethemainpartofthepresencethatnamesaperson,place,thingorideaTheycanbethesubjectorobjectofthepresenceForexample,inthepresence"Thecatsatonthemat","cat"isthesubjectand"mat"istheobjectTheroleofnounsinsenses02Usageofverbs

VerbtenseSimplepresenttenseusedtoexpressanactionthatoccursregularlyorhabituallySimplepasttenseusedtoexpressanactionthatoccurredinthepastFuturetenseusedtoexpressanactionthatwilloccurinthefutureThepassivevoicecanbeusedtoemphasizethereceiveroftheactionortomakethepresencemoreobjectiveThepassivevoiceisusedwhenthesubjectofthepresenceisreceivingtheactioncomparedtoperformingitThepassivevoiceisformedbyusingthe"be"verbfollowedbythepastparticleoftheverbPassivevoiceModalverbsareusedtoexpressnecessity,likelihood,opposition,andpermissionModalverbsinclude"can,""could,""may,""right,""must,""shall,""should,"and"will."Modalverbscanbeusedwithorwithoutaccessoriestoformcomplextensionssuchasthefutureperfectcontinuoustense("willhavebeen")orconditionaltensions("ifIcould")Modalverbs03TheusageofobjectivesandadvertisementsPositionofAdjectivesAdjectivesarecommonlyplacedbeforethenountheymodifyHowever,insomecases,theycanbeplacedafterthenoun,specificallyincaseswheretheobjectiveisnegativeormodifyingawholegroupofwordsIntensityofAdjectivesAdjectivescanbeintensifiedbyusingwordslike"very,""extreme,"or"awfully."ThisisdonetoemphasizethemeaningoftheobjectionComparisonofAdjectivesAdjectivescanbeusedincomparisontoshowsimilarityordifferencebetweentwoormorethingsThisisdonebyusingwordslike"as...as,""more...than,"or"less...than."TheUsageofAdjectivesPositionofAdvisorsAdvisorsarecommonlyplacedafterthesubjectandbeforetheverbtheymodifyHowever,insomecases,theycanbeplacedaftertheverb,specificallywhentheyaremodifyingthewholesentenceIntensityofAdvisorsAdvisorscanbeintensifiedbyusingwordslike"very,""extremely,"or"awfully."ThisisdonetoemphasizethemeaningoftheadvertisementComparisonofAdvisorsAdvisorscanbeusedincomparisontoshowsimilarityordifferenceinthewaysomethingisdoneThisisdonebyusingwordslike"as...as,""more...than,"or"less...than."TheUsageofAdvantageousComparativeFormsComparativeformsofobjectivesandadvertisementsareusedtocomparetwothingsThecomparativeformofadvertisementsiscommonlycreatedbyadding"-er"totheendoftheadvertisement,whilethecomparativeformofadvertisementsiscommonlycreatedbyadding"-er"totheendoftheadvertisementSuperlativeFormsSuperlativeformsofobjectionsandadvertisementsareusedtocomparemorethantwothingsThesuperiorformofadvisorsiscommonlycreatedbyadding"-est"totheendoftheadvisor,whilethesuperiorformofadvisorsiscommonlycreatedbyadding"-est"totheendoftheadvisorThecomparativeandsuperiorformsofobjectionsandadvertisements04TheusageofpositionsandconnectionsTheclassificationofprepositions:simpleprepositions,compoundprepositions,andphrasalprepositions.Thefixedcollocationofprepositions,suchas"infrontof","inthefrontof","inthemorning",etc.Theusagecharacteristicsofprepositions:prepositionsareusuallyfollowedbynouns,pronouns,orgerunds,indicatingrelationshipssuchasdirection,position,andtime.Theusageofprepositionsparallelconjunctionsandsubordinateconjunctions.Classificationofconjunctionsconjunctionsareusedtoconnecttwosentencesorclauses,indicatingtherelationshipbetweenthem,suchasinflection,causality,conditions,etc.TheusagecharacteristicsofconjunctionsTheusageofconjunctionsThedifferencebetween"and"or"01Whenrepresentingaselectionrelationship,"or"sometimesindicatesthatbotharenotincluded."Because"and"so"02Althoughbothrepresentcausalrelationships,"because"emphasizesthecausemore,and"so"emphasizestheresultmore."Before"and"after"03Bothindicateachronologicalrelationship,but"before"indicatesbeforeacertainpointintimeand"after"indicatesafteracertainpointintime.Analysisofcommonlyusedprepositionsandconjunctions05SentencestructureandclaimsSimpleSentence:Asentencewithonlyonesubjectandonepredicate.Examplesentence:"Ilikeapps."BasicpresencestructureCompoundSentenceTwoormoresimplesentencesconnectedbycoordinateconjunctions.Examplesentence"Ilikeapples,butIdon'tlikeoranges."Subordinatecompound單擊此處添加正文，文字是您思想的提一一二三四五六七八九一二三四五六七八九一二三四五六七八九文，單擊此處添加正文，文字是您思想的提煉，為了最終呈現(xiàn)發(fā)布的良好效果單擊此4*25}Convertthecompoundsentenceintoacoordinatesentence:"Mysisterlikesoranges,whichIdon'tlike."(Removethesubordinateconjunction"which"andthesubject"mysister")Examplesentence:Convertacoordinatesentenceintoacompoundsentence:"Ilikeapples,andmysisterlikesoranges."(Addthesubordinateconjunction"and"andthesubject"mysister")TheConversionofParallelSentencesandCompoundSentences06SpecialpresencepatternsandfixedsettlementsSummaryInvertedsentencereferstoasentencewherethepositionofitscomponentsisdifferentfromtheconventionalwordorder,inordertoemphasizeacertainpartorachieveacertainrhetoricaleffect.DetaileddescriptionInvertedsentencesaredividedintotwotypes:partiallyinvertedandcompletelyinverted.Partialinversionreferstotheadvancementofotherelementsbeyondthepredicate,suchasadjectives,adverbs,prepositionalphrases,etc.Completelyinvertedreferstotheentirepredicatebeingadvanced,usuallyusedtoemphasizeacertainpart,suchastime,place,etc.InvertedsentencestructureemphasizedpatternEmphasizingasentencepatternistohighlightacertainpartofasentencebymovingitforwardtoemphasizeitsimportance.ConclusionEmphasizingsentencestructuresareusuallyformedbyusingauxiliaryverbssuchasdo,did,does,orspecialinterrogativewordssuchaswho,what,when,etc.toemphasizeacertainp