雅思小作文中表达趋势变化的句式(课堂PPT).ppt

,单击此处编辑母版标题样式,*,*,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,小作文中表达趋势变化的句式,主要适用于线状图的描述,1,变化主体,/,图画中的主体,趋势动词,副词,时间区间,Eg,：,The number of aged people over 65,increased,significantly,from 1940 to 2000.,句式一,2,There be,形容词,表示趋势的名词,in,变化的主体,时间区间,Eg:,There was,a,slight,decline,in the number of aged people over 65,from 1960 to 1980.,句式二,3,时间段,see/experience,形容词,表示趋势的名词,变化主体,The period between 10 oclock and 12 oclock,experiences a,slight,growth,in the number of people in the station.,句式三,4,变化主体,show,an upward/downward trend,时间段,Eg,:The consumption of beef,showed an upward trend,from 1980 to 1990,.,句式四,5,要求：,用上述学到的四种句式描述同一条线的变化趋势,课堂练习,6,变化主体,/,图画中的主体趋势动词副词时间区域,Hamburgers,7,The consumption of hamburgers increased significantly from 1970 to 1990.,8,There be,形容词表示趋势的名词,in,变化的主体时间区间,Hamburgers,9,There was a significant increase in the consumption of hamburgers from 1970 to 1990.,10,时间段,see/experience,形容词表示趋势的名词 变化主体,Hamburgers,11,The period between 1970 and 1990 saw/experienced a significant increase in the consumption of hamburgers.,12,变化主体,show an upward/downward trend,时间段,Hamburgers,13,The consumption of hamburgers showed an upward trend from 1970 to 1990.,14,Thank you!,15,