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，我们经不起浪费它 。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 enable 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. 该是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. 夏天很燠热 。
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 。