新目標(biāo)七年級(jí)英語下冊(cè)語法課件

NewGoal7thGradeEnglishVolume2GrammarCoursewareintroductionThePluralFormNounsThepresentcontinuoustenseofverbsThecomparativeandsuperlativeformsofadjectives目錄TheusageofprepositionsTypesofsentencesComprehensiveexercisesandansweranalysis目錄01introductionCourseContent01ThiscoursecoverskeygrammarpointsforGrade7English,includingsentencestructure,verbtenses,andcomplexsentences.CourseStructure02Thecourseisdividedinto8units,witheachunitfocusingonaspecificgrammartopic.LearningObjectives03Bycompletingthiscourse,studentswillbeabletounderstandanduseEnglishgrammarcorrectlyintheirwritingandspeaking.CourseIntroductionUnderstandthebasicstructureofEnglishsentences.Mastertheuseofdifferentverbtenses.Constructcomplexsentencesusingconjunctionsandsubordinatingconjunctions.Applygrammarrulescorrectlyinwritingandspeaking.01020304Learningobjectives02ThePluralFormNounsWeaknounsformtheirpluralsbyadding-sor-es.Examples:cat,cats;bus,buses;hero,heroes.Thesenounsareusuallynotfollowedbyaconsonantsound.weakconjugation

IrregularchangesSomenounshaveirregularpluralforms.Examples:mouse,mice;foot,feet;goose,geese.Thesechangesarenotpredictableandmustbememorized.Somenounshavearegularpluralformbutareexceptionstotherule.Example:child,children;man,men;woman,women.Theseexceptionsareusuallyrelatedtothemeaningoftheword.Specialcircumstances03Thepresentcontinuoustenseofverbs表示正在進(jìn)行的動(dòng)作或狀態(tài)。定義用法例子描述當(dāng)前正在發(fā)生的動(dòng)作或存在的狀態(tài)，強(qiáng)調(diào)動(dòng)作正在進(jìn)行中。IamstudyingEnglish.(我正在學(xué)習(xí)英語。)030201DefinitionandUsage主語+be動(dòng)詞（am/is/are）+-ing形式動(dòng)詞。基本結(jié)構(gòu)大多數(shù)動(dòng)詞的現(xiàn)在分詞形式是在動(dòng)詞后面加-ing，例如“study”變?yōu)椤皊tudying”。動(dòng)詞變化一些動(dòng)詞的現(xiàn)在分詞形式有特殊變化，例如“go”變?yōu)椤癵oing”。特殊規(guī)則StructureandChanges現(xiàn)在完成時(shí)表示某個(gè)動(dòng)作已經(jīng)完成但對(duì)現(xiàn)在仍有影響，而現(xiàn)在進(jìn)行時(shí)表示動(dòng)作正在進(jìn)行中。與現(xiàn)在完成時(shí)區(qū)別一般現(xiàn)在時(shí)表示經(jīng)常發(fā)生的動(dòng)作或存在的狀態(tài)，強(qiáng)調(diào)習(xí)慣或常態(tài)，而現(xiàn)在進(jìn)行時(shí)強(qiáng)調(diào)當(dāng)前正在發(fā)生的動(dòng)作或狀態(tài)。與一般現(xiàn)在時(shí)區(qū)別一般將來時(shí)表示未來的動(dòng)作或狀態(tài)，而現(xiàn)在進(jìn)行時(shí)表示當(dāng)前正在進(jìn)行的動(dòng)作或狀態(tài)。與一般將來時(shí)區(qū)別Distinguishingfromothertenses04ThecomparativeandsuperlativeformsofadjectivesForexample,thecomparativeformof"happy"is"happier"andthesuperlativeformis"happiest".Weakconjugationreferstotheformationofthecomparativeandsuperlativeformsofadjectivesbyadding"er"and"est"totheendoftheadjective.ThisruleappliestomostadjectivesinEnglish,butthereareexceptions.WeakconjugationThesechangesarenotpredictableandmustbememorized.Forexample,thecomparativeformof"good"is"better"andthesuperlativeformis"best".Someadjectiveshaveirregularchangesintheircomparativeandsuperlativeforms.IrregularchangesThecomparativelevelisusedtocomparetwothingsorpeople,showingwhichoneismoreofaparticularquality.Thesuperlativelevelisusedtocomparemorethantwothingsorpeople,showingwhichoneisthemostofaparticularquality.Forexample,"Sheisthesmarteststudentintheclass"(superlativeform)and"Heissmarterthanhisbrother"(comparativeform).Theusageofcomparativeandsuperlativelevels05TheusageofprepositionsPrepositionsareusedtoshowtimerelationships.Prepositionslike"in,""on,""at,"and"before"canbeusedtoindicatespecifictimesortimeperiods.Forexample,"Iwillmeetyouat5o'clock"or"Iwillfinishtheprojectintwohours."RepresentingtimePrepositionscanalsoshowthedurationoftime.Prepositionslike"for"and"since"canbeusedtoindicatethelengthoftimesomethinghasbeenhappeningorwillbehappening.Forexample,"Ihavelivedinthiscityforfiveyears"or"ShehasbeenstudyingEnglishsinceshewassix."RepresentingtimePrepositionsareusedtoshowspatialrelationships.Prepositionslike"in,""on,""under,"and"nextto"canbeusedtoindicatethepositionofobjectsorthelocationofevents.Forexample,"Thebookisonthetable"or"Wearemeetingintheauditorium."IndicatinglocationVSPrepositionscanalsoshowpossessionorownership.Prepositionslike"of"and"with"canbeusedtoindicatewhoorwhatpossessesorownssomething.Forexample,"thecarofmyfriend"or"thebookwiththeredcover."IndicatinglocationPrepositionsareusedtoshowmovementordirection.Prepositionslike"to,""from,""up,"and"down"canbeusedtoindicatethedirectionofmovementorthedestinationofajourney.Forexample,"Iwalkedtothepark"or"ThetrainiscomingfromNewYork."Indicatingdirection06TypesofsentencesDeclarativesentencesarethemostcommontypeofsentenceandareusedtomakestatementsorexpressfacts.Theyusuallyhaveasubjectandapredicateandarestructuredinsuchawaythatthemeaningisclearandunambiguous.Example:"Thecatsatonthemat."DeclarativesentenceInterrogativesentencesareusedtoaskquestions.Theyusuallybeginwithaquestionwordsuchas"what,""where,""when,""why,"or"how."Example:"Wheredidthecatgo?"InterrogativesentenceExclamationsentencesareusedtoexpressstrongemotionsoremphasizeapoint.Theyoftenbeginwithanexclamationmarkandarefollowedbyanexclamationwordsuchas"Oh,""Ah,"or"Wow."Example:"Oh,whatabeautifulcat!"Exclamationsentence07Comprehensiveexercisesandansweranalysis0102Exercisequestionone