四年級(jí)英語下冊(cè)重點(diǎn)單詞表

四年級(jí)英語下冊(cè)重點(diǎn)單詞表

1.Village-Asmallcommunityofhousesinaruralarea.

2.Market-Aplacewheregoodsareboughtandsold.

3.Country-Anationorareaoflandthatispoliticallycontrolledbyonegovernment.

4.School-Aninstitutionforeducatingchildren.

5.Hospital-Aplacewheremedicaltreatmentisgiventopeoplewhoareillorinjured.

6.Farm-Anareaoflandusedforgrowingcropsorraisinganimals.

7.Museum-Abuildingwhereobjectsofhistorical,scientific,artistic,orculturalimportancearestoredandexhibited.

8.Restaurant-Aplacewheremealsarepreparedandservedtocustomers.

9.Park-Apublicgreenspaceusedforrecreationandrelaxation.

10.Zoo-Afacilitywherewildanimalsarekeptandexhibitedforthepublictoview.

11.Library-Aplacewherebooksandothermaterialsareavailableforborrowingorreading.

12.Postoffice-Abranchofthenationalpostalservicewheremailisreceived,sorted,anddistributed.

13.Cinema-Atheaterwherefilmsareshown.

14.Supermarket-Alargeself-servicestoresellingfoodsandhouseholdgoods.

15.Beach-Asandyorpebblyshorebytheseaoralake.

16.Postcard-Acardsentorreceivedthroughthepostalsystem,typicallyfeaturingaphotographorillustrationononesideandspaceforamessageontheother.

17.Bus-Alargemotorvehicleusedfortransportingpassengers.

18.Train-Aseriesofconnectedrailwaycarriagesorwagonsmovedbyalocomotiveorbyelectricalpower.

19.Taxi-Acarwithadriverhiredtotakepassengerswheretheywanttogoinexchangeforpayment.

20.Plane-Apoweredflyingvehiclewithfixedwingsandaweightgreaterthanthatoftheairitdisplaces.

21.Hotel-Anestablishmentprovidingaccommodation,meals,andotherservicesfortravelersandtourists.

22.Swimmingpool-Aman-madepoolfilledwithwaterforswimmingorbathing.

23.Stadium-Alargesportsvenuewithtieredseatingforspectators.

24.Church-AbuildingusedforpublicChristianworship.

25.Mosque-AMuslimplaceofworship.

26.Temple-Abuildingdevotedtotheworship,orregardedasthedwellingplace,ofagodorgods.

27.Bridge-Astructurecarryingaroad,path,railway,etc.,acrossariver,road,orotherobstacle.

28.Mountain-Alargenaturalelevationoftheearth'ssurfacerisingabruptlyfromitssurroundingsandtypicallyhavingsteepsidesandacomparativelyflattop.

29.River-Alargenaturalstreamofwaterflowinginachanneltothesea,alake,oranothersuchstream.

30.Lake-Alargebodyofwatersurroundedbyland.

31.Ocean-Averylargeexpanseofsea,inparticulareachofthemainareasintowhichtheseaisdividedgeographically.

32.Desert-Abarrenareaoflandwherelittleprecipitationoccursandlivingconditionsareharsh.

33.Forest-Alargeareacoveredchieflywithtreesandundergrowth.

34.Island-Apieceoflandsurroundedbywater.

35.Hill-Anaturallyraisedareaofland,notashighorcraggyasamountain.

36.Plain-Alargeareaofflatlandwithfewtrees.

37.Valley-Alowareaoflandbetweenhillsormountains,typicallywithariverorstreamflowingthroughit.

38.Waterfall-Acascadeofwaterfallingfromaheight,formedwhenariverorstreamflowsoveraprecipiceorsteepincline.

39.Volcano-Amountainorhill,typicallyconical,havingacraterorventthroughwhichlava,rockfragments,hotvapor,andgasarebeingorhavebeeneruptedfromtheearth'scrust.

40.Beach-Asandyorpebblyshorebytheseaoralake.

41.Flower-Theseed-bearingpartofaplant,consistingofreproductiveorgans(stamensandcarpels)thataretypicallysurroundedbyabrightlycoloredcorolla.

42.Tree-Aperennialplantwithanelongatedstem,ortrunk,supportingbranchesandleavesinmostspecies.

43.Grass-Vegetationconsistingoftypicallyshortplantswithlong,narrowleaves,growingwildorcultivatedonlawnsandpasture,andasafoddercrop.

44.Fruit-Thesweetorsavouryediblepartofaplantthatcontainsseeds.

45.Vegetable-Aplantorpartofaplantusedasfood.

46.Animal-Alivingorganismthatfeedsonorganicmatter,typicallyhavingspecializedsenseorgansandnervoussystemandabletorespondrapidlytostimuli.

47.Bird-Awarm-bloodedegg-layingvertebratedistinguishedbythepossessionoffeathers,wings,andabeakand(typically)bybeingabletofly.

48.Fish-Alimblesscold-bloodedvertebrateanimalwithgillsandfins,livingwhollyinwater.

49.Insect-Asmallarthropodanimalthathassixlegsandgenerallyoneortwopairsofwings.

50.Reptile-Acold-bloodedvertebrateofaclassthatincludessnakes,lizards,reptiles,andchameleons.

51.Amphibian-Acold-bloodedvertebrateanimalofaclassthatcomprisesthefrogs,toads,newts,andsalamanders.

52.Mammal-Awarm-bloodedvertebrateanimalofaclassthatisdistinguishedbythepossessionofhairorfur,femalesthatsecretemilkforthenourishmentoftheyoung,andtypicallythebirthofliveyoung.

53.Pet-Adomesticortamedanimalorbirdkeptforcompanionshiporpleasure.

54.Dog-Adomesticatedcarnivorousmammalthattypicallyhasalongsnout,anacutesenseofsmell,andabarkingorhowlingvoice.

55.Cat-Asmalldomesticatedcarnivorousmammalwithsoftfur,ashortsnout,andretractileclaws.

56.Horse-Alargeplant-eatingdomesticatedmammalwithsolidhoofsandaflowingmaneandtail,usedforriding,racing,andtocarryandpullloads.

57.Cow-Afullygrownfemaleanimalofadomesticatedbreedofox,kepttoproducemilkorbeef.

58.Sheep-Adomesticatedruminantmammalwithathickwoollycoatandtypicallykeptforwoolormeat.

59.Goat-Ahardydomesticatedruminantmammalthathasbackwardcurvinghornsand(inthemale)abeard.Itiskeptforitsmilkandmeatandisnotedforitslivelyandfriskybehavior.

60.Chicken-Adomesticfowlkeptforitseggsormeat,especiallyayoungone.

61.Duck-Awaterbirdwithabroadbluntbill,shortlegs,webbedfeet,andawaddlinggait.

62.Pig-Anomnivorousdomesticatedhoofedmammalwithsparsebristlyhairandaflatsnoutforrootinginthesoil,keptforitsmeat.

63.Zoo-Afacilitywherewildanimalsarekeptandexhibitedforthepublictoview.

64.Elephant-Alargeplant-eatingmammalwithalongtrunk,largeears,andtusks,nativetoAfricaandpartsofAsia.

65.Giraffe-AtallAfricanmammal,withaverylongneckandforelegs,havingacoatpatternedinbrownpatchesseparatedbylighterlines.

66.Lion-Alargetawny-coloredcatthatlivesinprides,foundinAfricaandnorthwesternIndia.

67.Tiger-Averylargesolitarycatwithayellow-browncoatstripedwithblack,nativetotheforestsofAsiabutbecomingincreasinglyrare.

68.Monkey-Asmalltomedium-sizedprimatethattypicallyhasalongtail,mostkindsofwhichliveintreesintropicalcountries.

69.Penguin-Aflightlessbirdofthesouthernhemisphere,withblackupperpartsandwhiteunderpartsandwingsdevelopedintoflippersforswimmingunderwater.

70.Dolphin-Asmallgregarioustoothedwhalethattypicallyhasabeaklikesnoutandacurvedfinontheback.

71.Whale-Averylargemarinemammalwithastreamlinedhairlessbody,ahorizontaltailfin,andablowholeontopoftheheadforbreathing.

72.Shark-Along-bodiedchieflymarinefishwithacartilaginousskeleton,aprominentdorsalfin,andtooth-likescales.

73.Octopus-Acephalopodmolluskwitheightsucker-bearingarms,asoftsac-likebody,strongbeak-likejaws,andnointernalshell.

74.Butterfly-Anectar-feedinginsectwithtwopairsoflarge,typicallybrightlycoloredwingsthatarecoveredwithmicroscopicscales,helderectwhenatrest,andaretypicallyheldtogetherwhennotinuse.

75.Bee-Aflyinginsectcloselyrelatedtowaspsandants,knownfortheirroleinpollinationandforproducinghoneyandbeeswax.

76.Ladybug-Asmallbeetlewitharoundedoftenbrightlycoloredbody,typicallyredororange,andblackspots.

77.Dragonfly-Afast-flyinglong-bodiedpredatoryinsectwithtwopairsoflargetransparentwingsthatarespreadoutsidewaysatrest.

78.Grasshopper-Aplant-eatinginsectwithlonghindlegsthatareusedforjumpingandforproducingachirpingsound.

79.Spider-Aneight-leggedpredatoryarachnidwithanunsegmentedbodyconsistingofafusedheadandthorax,andaroundedabdomen.

80.Ant-Asmallinsecttypicallylivinginacomplexsocialcolonywithoneormorebreedingqueensandalargenumberofsterileworkers.

81.Caterpillar-Thelarvaofabutterflyormoth,havingalongsegmentedwormlikebodywithlegsalongmostofitslength.

82.Tree-Aperennialplantwithanelongatedstem,ortrunk,supportingbranchesandleavesinmostspecies.

83.Flower-Theseed-bearingpartofaplant,consistingofreproductiveorgans(stamensandcarpels)thataretypicallysurroundedbyabrightlycoloredcorolla.

84.Leaf-Aflattenedstructureofahigherplant,typicallygreenandblade-like,thatisattachedtoastemdirectlyorviaastalk.

85.Root-Thepartofaplantthatattachesittothegroundortoasupport,typicallyunderground,conveyingwaterandnourishmenttotherestoftheplantvianumerousbranchesandfibers.

86.Stem-Themainstructuralpartofaplantthatsupportsleaves,flowers,andfruitsandservesasaconduitfornutrientsandwater.

87.Branch-Apartofatreethatgrowsoutfromthetrunkorfromabough.

88.Trunk-Themainstemofatree,especiallywhenitisthickandupright.

89.Fruit-Thesweetorsavouryediblepartofaplantthatcontainsseeds.

90.Vegetable-Aplantorpartofaplantusedasfood.

91.Carrot-Ataperingorange-coloredrooteatenasavegetable.

92.Potato-AnedibletubernativetoSouthAmerica;astaplefoodinmanypartsoftheworld.

93.Onion-Aswollenediblebulbusedasavegetable,havingapungenttasteandsmellandcomposedofseveralconcentriclayers.

94.Tomato-Aglossyred,oroccasionallyyelloworgreenishfruitwithapulpyflesh,eatenasavegetableorinsalads.

95.Cabbage-Acultivatedplanteatenasavegetable,havingthickgreenorpurpleleavessurroundingasphericalheartorheadofyoungleaves.

96.Lettuce-Acultivatedplantofthedaisyfamily,withedibleleavesthatareapopularingredientinsalads.

97.Cauliflower-Acabbageofavarietythatbearsalargeimmatureflowerheadofsmallcreamy-whiteflowerbuds.

98.Broccoli-Acabbageofavarietyproducingheadsofgreenorpurplishflowerbudsthatareeatenasavegetable.

99.Corn-Thechiefcerealcropofaregion,especially(inNorthAmerica)maize.

100.Rice-Aswampgrassthatiswidelycultivatedasasourceoffood,especiallyinAsia.

101.Egg-Anovalorroundobjectlaidbyafemalebird,reptile,fish,orinvertebrate,usuallycontainingadevelopingembryo.

102.Milk-Anopaquewhitefluidrichinfatandprotein,secretedbyfemalemammalsforthenourishmentoftheiryoung.

103.Bread-Foodmadeofflour,water,andyeastoranotherleaveningagent,mixedtogetherandbaked.

104.Meat-Thefleshofananimal;typicallyusedasfood.

105.Chicken-Adomesticfowlkeptforitseggsormeat,especiallyayoungone.

106.Fish-Alimblesscold-bloodedvertebrateanimalwithgillsandfins,livingwhollyinwater.

107.Fruit-Thesweetorsavouryediblepartofaplantthatcontainsseeds.

108.Vegetable-Aplantorpartofaplantusedasfood.

109.Pizza-Adishconsistingofaflat,roundbaseofdoughbakedwithatoppingandservedtypicallywith