一、~~~ the + ~ est + 名词+ (that) + 主词+ have ever + seen ( known/heard/had/read, etc)~~~ the most + 形容词+ 名词+ (that) + 主词+ have ever + seen ( known/heard/had/read, etc)Lack of interpersonal skills is one of the most serious defects that we have ever kn own about today’s college stude nts.缺乏人际交往技能是我们迄今所知的当今大学生的最大缺陷。
二、Nothing is + ~~~ er than to + VNothing is + more + 形容词+ than to + V例句：For parents, nothing is more important than to educate children in a proper way.没有比以一种正确方式教育孩子更重要的事情了。
三、~~~ cannot emphasize the importance of ~~~ too much.（再怎么强调...的重要性也不为过。
）例句：We cannot emphasize the importance of protecting celebrities’ privacy too much.我们再怎么强调保护名人隐私的也不为过。
四、There is no denying that + S + V ...（不可否认的...）例句：There is no denying that the practical ity of our higher education has gone from bad to worse.不可否认的，我们高等教育的实用性已经每况愈下。
五、It is universally acknowledged that + 句子~~ （全世界都知道...）例句：It is universally acknowledged that it is the doctor’s duty and obligation to heal the wounded and rescue the dying.全世界都知道救死扶伤是医生的天职。
六、There is no doubt that + 句子~~ （毫无疑问的...）例句：There is no doubt that the Internet is far more convenient and efficient than the written word or other conventional means of conveying meaning.毫无疑问因特网比书面文字更方便、快捷。
七、An advantage of ~~~ is t hat + 句子（...的优点是...）例句：An advantage of children’s participating in some paid work is that this practice can cultivate their independence, self-determination and sense ofresponsibility.孩子参加有偿劳动的一个优点是这种实践可以培养小孩的独立性、自主性和责任感。
八、The reason why + 句子~~~ is that + 句子（...的原因是...）例句：The reason why a large number of customs have altered a great deal is that most of them are connected with some superstitious beliefs, and they cannot fit in this world with highly-developed technology.多数旧风俗习惯都产生了巨大的改变的原因是它们大多与封建迷信有关，与现代社会格格不入。
九、So + 形容词+ be + 主词+ that + 句子（如此...以致于...）例句：So pervasive are advertisements that no one can avoid being influenced by them.广告是如此盛行，每个人都难免不受它们的影响。
十、Adj + as + Subject（主词）+ be, S + V~~~ （虽然...）例句：Lovely as pets are, it is by no means appropriate for city dwellers to keep them in their houses.{by no means = in no way = on no account 一点也不}虽然宠物很可爱，但市民在家中饲养是丝毫不妥的。
十一、The + ~er + S + V, ~~~ the + ~er + S + V ~~~The + more + Adj + S + V, ~~~ the + more + Adj + S + V ~~~（愈...愈...）The more children are encouraged to get in touch with various aspects of society, the more comprehensive their knowledge will be.越鼓励孩子接触社会的各个方面，他们学习的知识会更全面。
十二、By +Ving, ~~ can ~~ （借着...，..能够..）例句：By putting the responsibility into the government’s hand, citizen s can enjoy a higher level of assurance in quality.借着将这种职责放在政府手中，市民在质量上能够享有更高程度的保障。
十三、~~~ enable + Object（受词）+ to + V （..使..能够..）例句：Community service programs enable the government to relieve the strain on its limited budget.社区服务计划有助于减轻政府财政负担。
十四、On no account can we + V ~~~ （我们绝对不能...）例句：On no account can we ignore the significance of education.我们绝对不能忽略教育的重要性。
十五、It is time + S + 过去式（该是...的时候了）例句：It is time we evaluated the roles that modern technology plays in our life from more balanced and objec tive perspectives.该是我们从更加公正和客观的角度来评价现代科技在我们的生活中所发挥的作用的时候了。
十六、Those who ~~~ （...的人...）例句：Those who think otherwise contend that computers are designed and programmed by human beings to do all the translation work in a comparatively mechanical manner.那些持反对意见的人争论到电脑是由人设计和编程的，因此只能是较机械地进行语言翻译。
十七、There is no one but ~~~ （没有人不...）例句：There is no one but longs to display the best self and impress others.没有人不渴望展现最好的自我以给他人留下深刻印象。
十八、be + forced/compelled/obliged + to + V （不得不...）例句：Only in a peaceful environme nt can people lay emphasis on sports events. The Olympic Games is a convincing example because it has been compelled to be cancelled several times in its history due to wars..只有在和平的环境里，人们才有精力去重视体育赛事。
奥运会就是一个很有说服力的例子，因为在历史上它由于战争而数次被迫取消。
十九、It is conceivab le 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 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。