雅思小作文曲线图的写作，中国考生的主要问题是没有办法全面的说明图表所表达的含义，对其中的各种逻辑关系整理的不是很清楚。建议考生可以从下面的几个方面入手：
先根据横轴分析变化，然后再进行比较。
第一段介绍核心信息(e.g.时间地点研究对象);一句话即可
第二三段先分析第一个时间点，再分析后一个时间点。
雅思小作文曲线图常用句型&短语：
Excel in something = have advantage in something
图表描述:：The graph shows/illustrates/displays …
表曲线：
表程度：Fell dramatically/significantly/astonishingly/considerably/steadily to approximately 100 and 200 respectively; noticeable decrease
Slightly/marginally more women than men …
表上升 The graph showed an upward trend/ something soars to…; Increase/ rise/ grow/ go up/ improve/ climb/ boom/ leap
表下降：decrease/fall/drop/dip/go down/decline/reduce
Exceed/overtake/outnumber – e.g. Men with postgraduate diplomas clearly outnumbered their female counterparts.
数值相同：Coal as a source for only 25 units of electricity in 1980, which was matched by natural gas
数值不方便时可用括号表述。E.g. The table illustrates the differences in agricultural consumption in some areas of the world by contrasting the amount of irrigated land in Brazil (26500 km2) with that in the D.R.C (100 km2).
讨论类：
An intermediary position between both solutions is the perfect way to …
Can be a vehicle (=solution/way/method etc.) for reinvigorating (振兴) …
From a pragmatic point …
Foresee certain cases of exemptions
Make = yield (产出成果、效果、收益etc.)
提出自己观点
While I admit that…/I am convinced that…
其他
Beyond our wildest expectations
Inevitable = inescapable
Underground railway systems = subway networks
Genetic factors & environment / nature & nurture
以上就是雅思小作文曲线图写作的常用方法和词汇介绍，非常详细。大家可以在备考自己的雅思小作文写作考试的时候，进行适当的练习和整理，以便在考试中遇到这个图表的时候，有更多的主动权。