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为了帮助大家有效备考英语四六级考试，读书人编辑整理了一些资料供大家参考：
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。
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 + Ving
= 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。