七年级英语上册unit4单词重点

七年级英语上册unit4单词重点

1.art:Thefirstwordis"art,"whichreferstothesubjectoractivityofcreatingvisualworks.Inthisunit,studentsmaylearnaboutdifferenttypesofart,suchaspainting,drawing,andsculpture.

2.biology:"Biology"isthestudyoflivingorganisms.Studentsmaylearnaboutvariousconceptsrelatedtobiology,suchasthehumanbody,plants,andanimals.

3.chemistry:"Chemistry"isthebranchofsciencethatdealswiththecomposition,structure,properties,andreactionsofsubstances.Inthisunit,studentsmaylearnaboutdifferentchemicalelements,compounds,andreactions.

4.geography:"Geography"isthestudyofthephysicalfeaturesoftheearthanditsatmosphereandtherelationshipbetweenhumansocietiesandtheirenvironments.Studentsmaylearnaboutdifferentcountries,continents,andgeographicalregionsinthisunit.

5.history:"History"referstothepasteventsandexperiencesthatshapeandinfluencethepresent.Inthisunit,studentsmaylearnaboutsignificanthistoricalevents,importantfigures,andthedevelopmentofcivilizations.

6.math:"Math,"shortformathematics,isthestudyofnumbers,quantities,andshapes.Studentsmaylearnaboutvariousmathematicalconcepts,suchasaddition,subtraction,multiplication,division,andgeometry.

7.music:"Music"referstotheartofcombiningsoundsinaharmoniousandexpressiveway.Inthisunit,studentsmaylearnaboutdifferentmusicalinstruments,musicalgenres,andfamousmusicians.

8.PE(PhysicalEducation):"PE"standsforPhysicalEducation,whichreferstothesubjectthatfocusesonphysicalfitness,sports,andgames.Studentsmaylearnaboutdifferentsportsandphysicalactivitiesinthisunit.

9.physics:"Physics"isthebranchofsciencethatdealswithmatter,energy,motion,andforce.Inthisunit,studentsmaylearnaboutvariousconceptsrelatedtophysics,suchasgravity,magnetism,andelectricity.

10.science:"Science"isthesystematicstudyofthenaturalworldthroughobservationandexperimentation.Studentsmaylearnaboutdifferentscientificdisciplinesandexperimentsinthisunit.

11.Chinese:"Chinese"referstothelanguagespokenbythemajorityofpeopleinChina.Inthisunit,studentsmaylearnbasicChinesevocabulary,sentencestructures,andculturalaspects.

12.English:"English"referstothelanguagethatiswidelyspokenandusedforcommunicationinmanypartsoftheworld.Inthisunit,studentsmayfocusonimprovingtheirEnglishskills,suchasreading,writing,listening,andspeaking.

13.computer:"Computer"referstoanelectronicdevicethatcanstore,process,andretrievedata.Inthisunit,studentsmaylearnaboutbasiccomputeroperations,software,andinternetsafety.

14.French:"French"referstothelanguagespokeninFranceandotherFrench-speakingcountries.Inthisunit,studentsmaylearnbasicFrenchvocabulary,sentencestructures,andculturalaspects.

15.German:"German"referstothelanguagespokeninGermanyandotherGerman-speakingcountries.Inthisunit,studentsmaylearnbasicGermanvocabulary,sentencestructures,andculturalaspects.

16.Japanese:"Japanese"referstothelanguagespokeninJapan.Inthisunit,studentsmaylearnbasicJapanesevocabulary,sentencestructures,andculturalaspects.

17.Spanish:"Spanish"referstothelanguagespokeninSpainandmanyLatinAmericancountries.Inthisunit,studentsmaylearnbasicSpanishvocabulary,sentencestructures,andculturalaspects.

18.teacher:A"teacher"isapersonwhoinstructsandeducatesstudents.Inthisunit,studentsmaylearnaboutdifferentteachersandtheirrolesintheschool.

19.student:A"student"isapersonwhoattendsschoolorcollegetoacquireknowledgeandskills.Inthisunit,studentsmaylearnaboutdifferentstudentsandtheiractivitiesinschool.

20.subject:A"subject"referstoaparticularareaofstudyorinterest.Inthisunit,studentsmaylearnaboutdifferentsubjectstheystudyinschool,suchasmath,science,andEnglish.

21.classroom:A"classroom"isaroominwhichaclassofstudentsistaught.Inthisunit,studentsmaylearnaboutthedifferentareasandequipmentfoundinatypicalclassroom.22.textbook:A"textbook"isabookusedasastandardworkforstudentsinaparticularsubject.Inthisunit,studentsmaylearnhowtousetextbookseffectivelyforlearningandstudying.23.notebook:A"notebook"isasmallbookwithblankorruledpagesforwritingnotesin.Inthisunit,studentsmaylearnabouttheimportanceoftakingnotesandorganizinginformationinnotebooks.24.pen:A"pen"isawritingimplementwithapointfromwhichinkflowscontinuouslytothepaper.Inthisunit,studentsmaylearnaboutthedifferenttypesofpensusedforwritingandtheimportanceofpenmanship.25.pencil:A"pencil"isawritingimplementwithasolidcoreofgraphiteandasurroundingcasingofwood.Inthisunit,studentsmaylearnabouttheproperuseofpencilsforwritinganddrawing.26.ruler:A"ruler"isastraightedgewithamarkedscale,usedformeasuringanddrawingstraightlines.Inthisunit,studentsmaylearnaboutthedifferentusesofrulersintheclassroom.27.eraser:An"eraser"isapieceofrubberorplasticusedforrubbingoutpencilmarks.Inthisunit,studentsmaylearnabouttheimportanceoferasersincorrectingmistakesandmaintainingneatwork.28.backpack:A"backpack"isapackyoucarryonyourback,commonlyusedbystudentstocarrybooks,notebooks,andotherschoolsupplies.Inthisunit,studentsmaylearnabouttheimportanceoforganizingtheirbackpacksforeasyaccesstomaterials.29.locker:A"locker"isastoragecabinetusedtostorepersonalitems,usuallyinschools.Inthisunit,studentsmaylearnabouttheproperuseandorganizationoflockerstokeeptheirbelongingssafe.30.agenda:An"agenda"isalistofitemstobediscussedataformalmeeting.Inthisunit,studentsmaylearnabouttheimportanceofkeepinganagendaorplannertostayorganizedandmanagetheirtimeeffectively.31.calculator:A"calculator"isanelectronicdeviceusedformathematicalcalculations.Inthisunit,studentsmaylearnaboutthedifferentfunctionsofcalculatorsandtheirappropriateuseinmathclasses.32.dictionary:A"dictionary"isabookorelectronicresourcethatliststhewordsofalanguageinalphabeticalorderandgivestheirmeaning,pronunciation,andoftenanexampleoftheiruse.Inthisunit,studentsmaylearnhowtousedictionariestoimprovetheirvocabularyandunderstandingoflanguage.33.globe:A"globe"isathree-dimensionalmodeloftheEarth.Inthisunit,studentsmaylearnabouttheuseofglobesingeographytounderstandtheEarth'scontinents,countries,andoceans.34.map:A"map"isadiagrammaticrepresentationofanareaoflandorwatershowingphysicalfeatures,cities,roads,etc.Inthisunit,studentsmaylearnaboutthedifferenttypesofmapsandtheirusesinnavigationandunderstandingspatialrelationships.35.compass:A"compass"isanavigationalinstrumentforfindingdirectionsontheEarth'ssurfacebymeansofamagnetizedpointerthatalignsitselfwiththemagneticlinesofforce.Inthisunit,studentsmaylearnaboutthebasicprinciplesofcompassesandtheirhistoricalsignificanceinexploration.36.microscope:A"microscope"isanopticalinstrumentusedforviewingverysmallobjects,suchasmineralsamplesoranimalorplantcells,typicallymagnifiedseveralhundredtimes.Inthisunit,studentsmaylearnabouttheuseofmicroscopesinbiologytostudymicroscopicorganismsandstructures.37.telescope:A"telescope"isanopticalinstrumentdesignedtomakedistantobjectsappearnearer,containinganarrangementoflenses,orofcurvedmirrorsandlenses,bywhichraysoflightarecollectedandfocusedandtheresultingimagemagnified.Inthisunit,studentsmaylearnabouttheuseoftelescopesinastronomyt