以下是英语作文中关于图表写作的万能句子汇总，分类型整理如下：

一、图表描述类

1. 数据呈现

   • The data presented in the chart are rather convincing.

   • The statistics shown in the table indicate a steady increase.

   • The figures lead us to the conclusion that...

2. 趋势分析

   • As is shown/indicated/illustrated by the graph, there has been a significant rise/drop in...

   • The line graph clearly shows the fluctuation of... over time.

   • The pie chart illustrates the general trend in... distribution

二、原因分析类

1. 主要原因

   • On the one hand, ...

   • On the other hand, ...

   • In addition, ...

2. 补充说明

   • Maybe there are some other reasons to show, but it is generally believed that the above mentioned reasons are commonly convincing.

三、数据对比类

1. 绝对变化

   • The number increased from... to... by... percent.

   • The output in this area has grown almost doubled compared with last year.

2. 相对变化

   • The percentage of... is twice as much as that of last year.

   • The rate was 30% less than the total in 2020.

四、结论类

1. 总结归纳

   • In conclusion, the data clearly prove the fact that...

   • It can be concluded from the graph that...

2. 建议展望

   • It is expected that... will continue to rise/drop in the future.

   • With the development of... technology, we can expect...

五、注意事项

• 使用 leading 或 concluding 等过渡词引出结论

• 避免过度解读数据，保持客观性

• 结合具体图表类型选择合适句型（如柱状图用"towers of different heights"描述）

以上句子可根据具体图表类型和作文需求灵活组合使用，建议结合实际例子进行练习以增强表达效果。