文本内容:
小学英语四年级下册单词归类1,地点类playgroundgardenteacher’sofficelibrarycanteenartroomcomputerroomwashroommusicroomclassroomTVroomgymschoolheretherefirstfloorsecondfloor2,课程类EnglishclassChineseclassmathclassmusicclassP.E.classscienceclass3,数字类onetwothreefourfivesixseveneightnineteneleventwelvethirteenfifteentwentysixtyseventyninety-ninehundred-4,服装类T-shirtjacketshirtskirtdresssweatercoatraincoatjeanspantssocksshoesshortsbootsslipperssneakersandalshatcapsunglasses5,天气类weatherhotcoldwarmcoolsunnycloudywindyrainysnowy6,描述性形容词colourfulprettycheapexpensivebigsmalllongshortnicelovelycutefatthinstronggentle7,动词词组getupgotoschoolgohomegotobedgototheplayground8,三餐breakfastlunchdinner9,水果类bananaapplepearorangewatermelonpeach10,动物类catpigduckdograbbithenhorselambgoatsheepdonkeygoose11,蔬菜类cucumbertomatopotatoonioncarrot单复数is---areit---theyit---themthis---thesethat----thoseitis----theyareisit----aretheytomato---tomatoespotato—potatoes请自己归纳所学的单复数。