It is obvious that + 句子 （明显的）
It is apparent that + 句子 （显然的）
例句：It is conceivable that with the rapid development in society and economy, competition is becoming increasingly fierce and acute.
可想而知，随着社会经济的发展，竞争将更加剧烈。
二十、That is the reason why ~~~ （那就是...的原因）
例句：It costs an astronomical sum of fund to lock up so many criminals and that’s the reason why imprisonment has imposed a great strain on the budget of a nation.
把如此多的罪犯关押起来需要耗费大量资金，那就是为什么监禁已经大大增加了国家负担的原因。
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 decade or so, practical courses, such as computer and business, have gained tremendous popularity on college campuses.
过去十年来，实用性课程诸如电脑和商科在大学中普遍盛行。
二十二、Since + S + 过去式，S + 现在完成式。
例句：Since the advent of modern urbanization, people have been confronted with the dilemma whether or not they should demolish old houses and buildings that seem to have spoilt the cityscape.
自从现代城市化的进程开始之后，人们一直面临着这样一种两难的境地：他们是否应该拆除那些是否有损市容的旧房屋和建筑物。
二十三、It pays to + V ~~~ （...是值得的。）
例句：It pays to create a fair atmosphere in which both males and females cooperate and compete on an equal footing.
创造一个让男女平等合作竞争的良好环境是值得的。
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）
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