The chart gives us an overall picture of the ____________（图表主题）. The first thing we notice is that_______________（图表最大特点）. This means that as __________, _________________（进一步说明）.
    
    We can see from the statistics given that _______________（图表细节一）. After ving_________（细节一中的第一个变化）, the _____Ved+幅度+时间（紧跟着的变化）. The figures also tells us that_________________________（图表细节二）. （数据位置,如In the second column）, we can see that ____________accounts for _______（进一步描述）.
    
    Judging from these figures, we can draw the conclusion that___________（结论）. The reason for this, as far as I am concerned is that_____________（给出原因）./It is high time that we Ved（发出倡议）.