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) 例句:helen is the most beautiful girl that i have ever seen。 海伦是我所看过最美丽的女孩。 mr. zhang is the kindest teacher that i have ever had。 张老师是我曾经遇到最仁慈的教师。 二、nothing is + ~ er than to + v nothing is + more + 形容词+ than to + v 例句:nothing is more important than to receive education。 没有比接受教育更重要的事。 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 our eyes too much。 我们再怎么强调保护眼睛的重要性也不为过。 四、there is no denying that + s + v .…(不可否认的.…) 例句:there is no denying that the qualities of our living have gone from bad to worse。 不可否认的,我们的生活品质已经每况愈下。 五、it is universally acknowledged that + 句子~~ (全世界都知道.…) 例句:it is universally acknowledged that trees are indispensable to us。 全世界都知道树木对我们是不可或缺的。 六、there is no doubt that + 句子~~ (毫无疑问的.…) 例句:there is no doubt that our educational system leaves something to be desired。 毫无疑问的我们的教育制度令人不满意。 七、an advantage of ~ is that + 句子 (.…的优点是.…) 例句:an advantage of using the solar energy is that it won"t create (produce) any pollution。 使用太阳能的优点是它不会制造任何污染。 八、the reason why + 句子~ is that + 句子 (.…的原因是.…) 例句:the reason why we have to grow trees is that they can provide us with fresh air./ the reason why we have to grow trees is that they can supply fresh air for us。 我们必须种树的原因是它们能供应我们新鲜的空气。 九、so + 形容词+ be + 主词+ that + 句子 (如此.…以致于.…) 例句:so precious is time that we can"t afford to waste it. 时间是如此珍贵,我们经不起浪费。 十、adj + as + subject(主词)+ be, s + v~ (虽然.…) 例句:rich as our country is, the qualities of our living are by no means satisfactory. {by no means = in no way = on no account 一点也不} 虽然我们的国家富有,我们的生活品质绝对令人不满意。 十一、the + ~er + s + v, ~ the + ~er + s + v ~ the + more + adj + s + v, ~ the + more + adj + s + v ~(愈.…愈.…) 例句:the harder you work, the more progress you make。 你愈努力,你愈进步。 the more books we read, the more learned we become。 我们书读愈多,我们愈有学问。 十二、by +ving, ~~ can ~~ (借着...,…能够…) 例句:by taking exercise, we can always stay healthy。 借着做运动,我们能够始终保持健康。 十三、~ enable + object(受词)+ to + v (…使…能够…) 例句:listening to music enables us to feel relaxed。 听音乐使我们能够感觉轻松。 十四、on no account can we+ v ~ (我们绝对不能.…) 例句:on no account can we ignore the value of knowledge。 我们绝对不能忽略知识的价值。 十五、it is time + s + 过去式 (该是.…的时候了) 例句:it is time the authorities concerned took proper steps to solve the traffic problems。 是该有关当局采取适当的措施来解决交通问题的时候了。 十六、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。 十七、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。 十八、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。 十九、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。 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) 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。 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 + v-ing = 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。