It is obvious that + 句子 (明显的)
It is apparent that + 句子 (显然的)
例句：It is conceivable that knowledge plays an important role in our life.
可想而知，知识在我们的一生中扮演一个重要的角色。
二十、That is the reason why ~~~ (那就是...的原因)
例句：Summer is sultry. That is the reason why I don‘t like it.
夏天很燠热。那就是我不喜欢它的原因。
二十一、For the past + 时间，S + 现在完成式...(过去...年来，...一直...)
例句：For the past two years, I have been busy preparing for the examination.
过去两年来，我一直忙着准备考试。
二十二、Since + S + 过去式，S + 现在完成式。
例句：Since he went to senior high school, he has worked very hard.
自从他上高中，他一直很用功。
二十三、It pays to + V ~~~ (...是值得的。)
例句：It pays to help others.
帮助别人是值得的。
二十四、be based on (以...为基础)
例句：The progress of thee society is based on harmony.
社会的进步是以和谐为基础的。
二十五、Spare no effort to + V (不遗余力的)
We should spare no effort to beautify our environment.
我们应该不遗余力的美化我们的环境。
二十六、bring home to + 人 + 事 (让...明白...事)
例句：We should bring home to people the value of working hard.
我们应该让人们明白努力的价值。
二十七、be closely related to ~~ (与...息息相关)
例句：Taking exercise is closely related to health.
做运动与健康息息相关。
二十八、Get into the habit of + Ving = make it a rule to + V (养成...的习惯)
We should get into the habit of keeping good hours.
我们应该养成早睡早起的习惯。
二十九、Due to/Owing to/Thanks to + N/Ving, ~~~ (因为...)
例句：Thanks to his encouragement, I finally realized my dream.
因为他的鼓励，我终于实现我的梦想。
三十、What a + Adj + N + S + V!= How + Adj + a + N + V!(多么...!)
例句：What an important thing it is to keep our promise!
How important a thing it is to keep our promise!
遵守诺言是多么重要的事!
三十一、Leave much to be desired (令人不满意)
例句：The condition of our traffic leaves much to be desired.
我们的交通状况令人不满意。
三十二、Have a great influence on ~~~ (对...有很大的影响)
例句：Smoking has a great influence on our health.
抽烟对我们的健康有很大的影响。
三十三、do good to (对...有益)，do harm to (对...有害)
例句：Reading does good to our mind.读书对心灵有益。
Overwork does harm to health.工作过度对健康有害。
三十四、Pose a great threat to ~~ (对...造成一大威胁)
例句：Pollution poses a great threat to our existence.
污染对我们的生存造成一大威胁。
三十五、do one‘s utmost to + V = do one‘s best (尽全力去...)
例句：We should do our utmost to achieve our goal in life.
我们应尽全力去达成我们的人生目标。
以上就是掌握这些雅思写作经典句型，论证陈述不再是难题的全部内容，对于这些句型的熟练使用当然不是靠这一篇文章，我们在平时的写作训练中要有意地去这些句型，如果记不住的话，可以通过例句来记忆。其中也有一些短语和固定用法，我们最好在初期每天进行重复记忆句型以加深印象。
