一般没有had a decrease/ increase的说法，一般是saw a decrease/increase
Increased, decreased, declined 这些上升和下降的词都没有被动语态
当the number, the amount, the figure， the proportion做句子的主语的时候，不能用account for
The proportion of 后面不能加句子，譬如说 the proportion of people worked in the healthcare sector是错的，要写成the proportion of people who worked in the healthcare sector
The amount不能替换the number
Ratio和rate一般不能替代proportion和percentage
Picture 不能替换graph 或者chart
不要用定语从句读数据，譬如说 the crime rate in the US was highest, which was 0.3%. 这里的which was 直接省略。
结尾段一般不写in conclusion
结尾段不能写数据
一般是compared with，而不是comparing with
Followed by后面要写名词，而且这个名词要和主句的主语性质差不多
Reach 读数据的时候不能加to或者at, 直接加数据就可以
