新东方在线雅思频道特为大家收集整理了雅思考试Task1写作常识：原因与结果的表达方式，供大家阅读参考。相对于其他类型的作文而言，雅思写作考试中的图表类作文通过有效的练习后，很容易拿到高分，所以同学们一定要多多积累有关图表类作文的素材哦~更多雅思报名官网的最新消息，最新、最专业的雅思备考资料，新东方在线雅思网将第一时间为大家发布。

　　原因与结果

　　1. cause-suggestion (几乎不常用)

　　since / now that ...; I hope that...

　　because of/on account of/owing to/thanks to + (doing) sth, I hope that...

　　2. cause-effect (较常用)

　　XXX lead to / bring about / result in/ account for ...

　　(一个句子), therefore / thus / hence / as a result / consequently / (and) so ...

　　3. effect-cause (较常用)

　　XXX be caused by / result from / be the result of / be the effect of / be the consequence of ...

　　(一个句子), because ...

　　it is adj. that ...

　　it is unimaginable that ...

　　it is undeniable that ...

　　it is interesting to discover that ...