英語四年級下冊重點單詞

英語四年級下冊重點單詞

Unit1:

1.apple-aroundfruitwithredorgreenskinandfirmwhiteflesh

2.banana-alongcurvedfruitwithayellowskinandsoftsweetflesh

3.carrot-along,narrow,orangevegetablethatgrowsundertheground

4.tomato-ashinyredoryellowfruitwithajuicyflesh,usedasavegetableincooking

5.strawberry-asmallredfruitwithtinyseedsonitssurface

6.orange-aroundfruitwithathick,brightorangeskinandjuicyflesh

7.grape-asmall,roundfruitthatisusuallypurpleorgreenandgrowsinbunches

8.watermelon-alargeroundfruitwithahardgreenskinandsweetfleshinside

9.pineapple-atropicalfruitwitharoughorangeorbrownskinandsweetyellowflesh

10.lemon-ayellowcitrusfruitknownforitssourtaste

Unit2:

1.bus-alargemotorvehiclewithseatsforpassengers

2.car-aroadvehiclethatispoweredbyanengineandhasfourwheels

3.bicycle-avehiclewithtwowheelsthatyoupedaltomoveforward

4.train-aseriesofconnectedvehiclestravelingontracks,usedfortransportingpeopleorgoods

5.ship-alargeboatusedfortravelinglongdistancesacrossthesea

6.airplane-avehiclewithwingsandoneormoreenginesthatenableittoflythroughtheair

7.taxi-acarwithadriverwhoyoupaytotakeyousomewhere

8.motorcycle-amotorvehiclewithtwowheelsthatispropelledbyanengine

9.scooter-asmallmotorizedvehiclewithtwowheelsandastep-throughframe

10.truck-alargemotorvehicleusedfortransportinggoodsormaterials

Unit3:

1.book-awrittenorprintedworkconsistingofpagesgluedorsewntogether

2.pen-adeviceusedtowriteordrawwithink

3.pencil-awritinginstrumentwithathincylinderofgraphiteenclosedinwoodorametalcase

4.eraser-asmallblockusedtoremovepencilmarksbyrubbingthemout

5.ruler-astraightstripofwood,metal,orplasticusedformeasuringordrawingstraightlines

6.notebook-abookmadeofblankpagesforwritingnotesorotherinformation

7.backpack-abagwornonthebackforcarryingbooksandotherpersonalbelongings

8.scissors-acuttinginstrumentconsistingoftwobladesjoinedtogetheratapivotpoint

9.glue-astickysubstanceusedtojointhingstogether

10.highlighter-abrightlycoloredmarkerpenusedtoemphasizeormarkimportantinformation

Unit4:

1.apple-aroundfruitwithredorgreenskinandfirmwhiteflesh(repeatfromUnit1)

2.banana-alongcurvedfruitwithayellowskinandsoftsweetflesh(repeatfromUnit1)

3.carrot-along,narrow,orangevegetablethatgrowsundertheground(repeatfromUnit1)

4.tomato-ashinyredoryellowfruitwithajuicyflesh,usedasavegetableincooking(repeatfromUnit1)

5.strawberry-asmallredfruitwithtinyseedsonitssurface(repeatfromUnit1)

6.orange-aroundfruitwithathick,brightorangeskinandjuicyflesh(repeatfromUnit1)

7.grape-asmall,roundfruitthatisusuallypurpleorgreenandgrowsinbunches(repeatfromUnit1)

8.watermelon-alargeroundfruitwithahardgreenskinandsweetfleshinside(repeatfromUnit1)

9.pineapple-atropicalfruitwitharoughorangeorbrownskinandsweetyellowflesh(repeatfromUnit1)

10.lemon-ayellowcitrusfruitknownforitssourtaste(repeatfromUnit1)

Unit5:

1.friend-apersonwhoyouknowwellandlike,andwhoisnotrelatedtoyou

2.teacher-apersonwhoinstructsstudentsinaparticularsubjectorskill

3.parent-aperson'sfatherormother

4.brother-amalesibling

5.sister-afemalesibling

6.cousin-achildofone'sauntoruncle

7.grandfather-thefatherofone'sfatherormother

8.grandmother-themotherofone'sfatherormother

9.uncle-thebrotherofone'sfatherormother

10.aunt-thesisterofone'sfatherormother

Unit6:

1.sunny-havingalotofbrightlightfromthesun

2.cloudy-coveredwithclouds;overcast

3.rainy-havingrainfallfromthesky

4.snowy-coveredwithsnow

5.windy-characterizedbystrongwinds

6.hot-havingahightemperature

7.cold-havingalowtemperatureorlackingwarmth

8.warm-havingorfeelingamoderatedegreeofheat

9.cool-moderatelycold;neitherwarmnorverycold

10.foggy-filledormadeopaquebyfog

Unit7:

1.happy-feelingorshowingpleasureorsatisfaction

2.sad-feelingorshowingsorrow;unhappy

3.angry-feelingorshowingstrongdispleasureorannoyance

4.scared-frightenedorafraid

5.surprised-causedtofeelsuddenwonderorastonishment

6.tired-inneedofrestorsleep

7.excited-feelingorshowinggreatenthusiasmoreagerness

8.bored-feelingwearybecauseoneisunoccupiedorlacksinterestinone'scurrentactivity

9.worried-feelinganxiousortroubledaboutactualorpotentialproblems

10.interested-havingorshowingcuriosity,fascination,orconcern

Unit8:

1.cat-asmalldomesticatedcarnivorousmammalwithsoftfur,ashortsnout,andretractileclaws

2.dog-adomesticatedcarnivorousmammalthattypicallyhasalongsnout,anacutesenseofsmell,andabarking,howling,orwhiningvoice

3.rabbit-asmallburrowingmammalwithlongears,longhindlegs,andashortfluffytail

4.bird-awarm-bloodedvertebratethattypicallyhasfeathersandlayshard-shelledeggs

5.fish-acold-bloodedvertebrateanimalwithgillsandfins,livingwhollyinwater

6.horse-alargehoofedmammalwithaflowingmane,usedforriding,racing,orpullingloads

7.cow-afully-grownfemaleofadomesticatedbreedofox,kepttoproducemilkorbeef

8.pig-anomnivorousdomesticatedhoofedmammalwithsparsebristlyhairandaflatsnout

9.sheep-adomesticatedruminantmammalwithathickwoollycoatand(typicallyonlyinthemale)curvinghorns

10.duck-awaterbirdwithabroadbluntbill,shortlegs,webbedfeet,andawaddlinggait

Unit9:

1.read-lookatandcomprehendthemeaningofwrittenorprintedmatterbyinterpretingthecharactersorsymbolsofwhichitiscomposed

2.write-mark(letters,words,orothersymbols)onasurface,typicallypaper,withapen,pencil,orsimilarimplement

3.sing-makemusicalsoundswiththevoice,especiallywordswithasettune

4.dance-moverhythmicallytomusic,typicallyfollowingasetsequenceofsteps

5.listen-giveone'sattentiontoasoundmadebysomebodyorsomething

6.speak-saysomethinginordertoconveyinformation,anopinion,orafeeling

7.draw-produce(apictureordiagram)bymakinglinesandmarksonpaperwithapencil,pen,etc.

8.paint-applypaintto(asurface)withabrushorwithasimilarinstrumentormedium

9.play-engageinactivityforenjoymentandrecreationratherthanaseriousorpracticalpurpose

10.learn-gainoracquireknowledgeoforskillin(something)bystudy,experience,orbeingtaught

Unit10:

1.red-ofacolorattheendofthespectrumnexttoorangeandoppositeviolet,asofblood,fire,orrubies

2.orange-ofacolorbetweenredandyellow;resemblingtheskinorfleshofanorangefruit

3.yellow-ofthecolorbetweengreenandorangeinthespectrum,aprimarysubtractivecolorcomplementarytoblue;coloredlikeripelemonsoreggyolks

4.green-ofthecolorbetweenblueandyellowinthespectrum;coloredlikegrassoremeralds

5.blue-ofacolorintermediatebetweengreenandviolet,asoftheskyorseaonasunnyday

6.purple-ofacolorintermediatebetweenredandblue;aprimarysubtractivecolorcomplementarytoyellow

7.brown-ofacolorproducedbymixingred,yellow,andblack,asofwoodorrichsoil

8.black-oftheverydarkestcolorowingtotheabsenceoforcompleteabsorptionoflight

9.white-ofthecolorofmilkorfreshsnow,duetothereflectionofallvisibleraysoflight

10.gray-ofacolorintermediatebetweenblackandwhite,asofashesorlead

Unit11:

1.large-ofconsiderableorrelativelygreatsize,extent,orcapacity

2.small-ofasizethatislessthannormalorusual

3.big-ofconsiderablesize,extent,orintensity

4.little-smallinsize,amount,ordegree;notmuch

5.tall-ofgreatormorethanaverageheight,especially(withreferencetoanobject)relativetowidth

6.short-ofapersonorthing,measuringaspecifieddistancefromoneendtotheotherwhenfullyextendedoroperational

7.long-ofagreatdistanceorduration

8.wide-ofgreatormorethanaveragewidth

9.narrow-ofawidthsmallerthanaverageorusual

10.deep-extendingfardownfromthetoporsurface

Unit12:

1.doctor-apersonwhoisqualifiedtotreatpeoplewhoareill

2.nurse-apersontrainedtocareforthesickorinfirm,especiallyinahospital

3.dentist-apersonqualifiedtotreatthediseasesandconditionsthataffecttheteethandgums

4.teacher-apersonwhoinstructsstudentsinaparticularsubjectorskill

5.policeofficer-amemberofthepoliceforceresponsibleformaintaininglawandorder

6.chef-aprofessionalcook,typicallythechiefcookinarestaurantorhotel

7.firefighter-apersonwhosejobistoextinguishfires

8.astronaut-apersontrainedtotravelinaspacecraft

9.musician-apersonwhoplaysamusicalinstrument,especiallyasaprofession

10.artist-apersonwhoproducespaintingsordrawingsasaprofessionorhobby

Unit13:

1.table-apieceoffurniturewithaflattopandoneormorelegs,providingalevelsurfaceforeating,writing,working,orplayingon

2.chair-aseparateseatforoneperson,typicallywithabackandfourlegs

3.bed-apieceoffurnitureforsleeporrest,typicallyaframeworkwithamattressandcoverings

4.desk-apieceoffurniturewithaflatorslopingsurfaceandtypicallywithdrawers,atwhichonecanread,write,ordootherwork

5.sofa-alongupholsteredseattypicallywithabackandarms,fortwoormorepeople

6.cupboard-acabinetorclosetusedforstoringthings,typicallyclothesorfood

7.bookshelf-ashelforshelvesusedforstoringbooks

8.lamp-adeviceforgivinglight,eitheroneconsistingofanelectricbulbtogetherwithitsholderandshadeorcoveroroneburninggasoroilandconsistingofawickormantleandaglassshade

9.clock-amechanicalorelectricaldeviceformeasuringtime,indicatinghours,minutes,andsometimesseconds,typicallybyhandsonarounddialorbydisplayedfigures

10.television-asystemfortransmittingvisualimagesandsoundthatarereproducedonscreens,chieflyusedtobroadcastprogramsforentertainment,information,andeducation

Unit14:

1.apple-aroundfruitwithredorgreenskinandfirmwhiteflesh(repeatfromUnit1andUnit4)

2.banana-alongcurvedfruitwithayellowskinandsoftsweetflesh(repeatfromUnit1andUnit4)

3.carrot-along,narrow,orangevegetablethatgrowsundertheground(repeatfromUnit1andUnit4)

4.tomato-ashinyredoryellowfruitwithajuicyflesh,usedasavegetableincooking(repeatfromUnit1andUnit4)

5.strawberry-asmallredfruitwithtinyseedsonitssurface(repeatfromUnit1andUnit4)

6.orange-aroundfruitwithathick,bri