
✎作文范文
it is obvious inthe graphic/table that the rate/number/amount of y has undergone dramaticchanges. it has gone up/grown/fallen/dropped considerably in recent years (as _varies). at the point of _1, y reaches its peak value of……(多少). what is the reason for this change? mainly there are…… (多少)reasons behind the situation reflected in the graphic/table. firstof all,……(第一个原因). more importantly,……(第二个原因). most important of all,……(第三个原因). fromthe above discussions, we have enough reason to predict what will happen in thenear future. the trend described in the graphic/table will continue for quite along time (if necessary measures are not taken括号里的使用于那些不太好的变化趋势).