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…(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。