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。