16、Those who ~~~ （...的人...）
例句：Those who violate traffic regulations should be punished.违反交通规定的人应该受处罚。

17、There is no one but ~（没有人不...）
例句：There is no one but longs to go to college.
没有人不渴望上大学。

18、be + forced/compelled/obliged + to + V （不得不...）
例句：Since the examination is around the corner, I am compelled to give up doing sports.
既然考试迫在眉睫，我不得不放弃做运动。

19、It is conceivable that + 句子（可想而知的）

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。

20、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。

21、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。

22、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。

23、It pays to + V（……是值得的。）
例句：It pays to help others.
帮助别人是值得的。

24、be based on （以...为基础）
例句：The progress of the society is based on harmony.
社会的进步是以和谐为基础的。

25、Spare no effort to + V （不遗余力的）
例句：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。