动态图：Step1审题：1、时态2、单位3、对象预测值：belikelyto/beprojectedto/bepredictedto/beexpectedtoStep2分析数据动态图数据选取：不影响趋势的不要；主体段六句话左右动态图分组原则：1、性质一；2、按照顺序；3、趋势相反Step3安排句型（整体处理）一、前后趋势不一样：1、先说整体，再说特别（although）Thenumberofmarriagesdecreasedfrom2.5millionin1970to2millionin2000,althoughitremainedstableinthefirstdecade.（C6T4）2、对半切开，分开描述（beforedoing/.afterwhich）Thenumberofmarriagesremainedstableat2.5millionin1970and1980,beforedecliningto2millionin2000.（C6T4）Thenumberofmarriagesremainedstableat2.5millionin1970and1980,afterwhich,itdeclinedto2millionin2000.（C6T4）二、虽然升了仍然最低，虽然降了仍然最高：（although常搭配倍数-fold）Althoughthefigureforinsurancerosefourfoldto8%,itremainedthelowest.（C8T2）三、趋势相反或相似：（therewasanoppositetrendin...,risingfrom...）Therewasanoppositetrendinthefigureforresources,risingsteadilyto20%in1991andthendecliningrapidlyto9%in2001.(C8T2)四、倍数（fold）五、现在分词读数据（...,risingfrom...to...）Step4变化细节（上升下降）常用词汇短语：上升下降：动词climb
