11、It is conceivable that+句子;It is obvious that+句子;It is apparent that+句子

例句：It is conceivable that knowledge plays an important role in our life.

不言而喻，常识在大家的一生中饰演一个要紧的角色。

12、That is the reason why|

例句：Summer is sultry. That is the reason why I dont like it.

夏季非常燠热。那就是我不喜欢它是什么原因。

13、For the past+时间，S+目前完成式……

例句：For the past two years，I have been busy preparing for the examination.

过去两年来，我一直忙着筹备考试。

14、Since+S+过去式，S+目前完成式。

例句：Since he went to senior high school，he has worked very hard.

自从他上高中，他一直非常用功。

15、It pays to+V|

例句：It pays to help others.

帮助其他人是值得的。

16、be based on

例句：The progress of thee society is based on harmony.

社会的进步是以和谐为基础的。

17、Spare no effort to+V

We should spare no effort to beautify our environment.

大家应该尽心竭力的美化大家的环境。

18、It is universally acknowledged that +句子

例句：It is universally acknowledged that trees are indispensable to us.

全世界都了解树木对大家是必不可少的。

19、|enable+Object+to+V

例句：Listening to music enable us to feel relaxed.

听音乐使大家可以感觉轻松。

20、On no account can we+V|

例句：On no account can we ignore the value of knowledge.

大家绝对不可以忽视常识的价值。