Unit2PlantaPlantLesson8WhyArePlantsImportant1Ifthereisnotreeintheworld,Then2345But,ifwePlantmoretrees.Then6789Thinkaboutit:WhatPlantsgrownearyourhome?Whydoweneedtrees?10Doyouknow?season→reason[si:zn][ri:zn]eatmeatheat→wheat→→[hi:t][wi:t]bigpig→dig→[dig]→digaholeanythingsomethingnothing→Heatisakindofenergy原因，理由热，加热没有东西→挖能量11madeshade[ʃeid]airplaneair[eə]pleasepleasant[...
Unit2PlantaPlantLesson9GardeningwithMary1somanysomuchbemadeoffrominbyintooutofIt’spleasanttodo{Revision}许多做很愉快1.2.3.upof2sth.beimportanttosb.takeenergyfrom从获取能量某事对某人很重要inaword总之；一句话4.5.6.7.carryaway拿开8.fulfillourbasicneeds满足我们基本的需要39.inmanyways在许多方面/用许多方法10.coverthesoilwithwater用水覆盖土壤11.intheshadeunderatree在树荫下12.cleantheair净化空气4Quest...
Lesson7PlantingTreesUnit2PlantaPlant1Keywordsandexpressions21.TreePlantingDay植树节2.aschoolproject一个学校项目3.bigenough足够大4.alittlebigger大一点5.bytheway顺便说一下6.becoveredwith被......覆盖7.turninto变成8.forsure确实39.learnabout了解10.inthebottomof在......底部11.fill...with...用......填满12.therootsoftheseedling幼苗的根部13.theGreenGreatWall绿色长城14.duststorms沙尘暴15.thenorthernpart...
Lesson11AmazingPlantsUnit2PlantaPlant1玉露2捕蝇草3sensitivePlant含羞草4egret[i:grɪt]n.白鹭5theegretflower白鹭花CanyounamethisPlant?name：①n.名字②v.命名,叫出6eastern[i:stɚn]东的7NorthSouthWestEastSouthwestNortheastSoutheastNorthwest[,saʊθwɛstɚ]n.adj.西南(的)8living[‘lɪvɪŋ]adj.活着的9tightly[taɪtli]adv.紧紧地；坚固地10shy[ʃaɪ]adj.害羞的比较级：shyer\shier,最高级：shyest\shiest11Can...
