1．用于文章主题句
不用说
It goes without saying that
=It is needless to say (that)
=It is obvious that
例如：不用说，早睡早起是值得的。
It goes without saying that it pays to keep early hours.
(2) 是不可能的，无法
There is no V.-ing.
=There is no way of V.-ing.
=There is no possibility of V.-ing.
=It is impossible to V.
=It is out of the question to V.
=No one can V.
=We can not V.
例如：不可否认，成功的关键在于健康的身心。
There is no denying that successful business lies in a healthy body and mind.
(3)我深信
I am greatly convinced (that)
=I am greatly assured (that) (从句)
例如：我深信预防胜于治疗。
I am greatly convinced that prevention is better than cure.
(4) 在各种之中,
Among various kinds
=Of all the
例如：在各种运动中，我尤其喜欢慢跑。
Among various kinds of sports, I like jogging in particular.
(5)是很容易证明的。
It can be easily proved (that)
例如：时间最宝贵是很容易证明的。
It can be easily proved that nothing is more precious than time.
(6) 无论怎样强调都不为过。
cannot be overemphasized
例如：交通安全的重要性无论怎样强调都不为过。
The importance of traffic safety cannot be overemphasized.
(7) 就我的看法；我认为
In my opinion
=As far as I am concerned,
例如：就我的看法，打电游既花费也有害健康。
In my opinion, playing video games not only takes up much time but also is harmful to our health.
每个人都知道
Everyone knows (that)
(B) 就我所知，
As far as my knowledge is concerned
例如：就我所知，下列方法对我帮助很大。
As far as my knowledge is concerned, the following ways are of great help to me.
根据我个人经验，
According to my personal experience,
= Based on my personal experience,
例如：根据我个人经验，
According to my personal experience, smile has done me a lot of good.
(10) 在我认识的人当中，也许没有一个人比更值得我尊敬。
Of all the people I know, perhaps none deserves my respect more than
例如：在我认识的人当中，也许没有一个人比我的英语张老师更值得我尊敬。
Of all the people I know, perhaps none deserves my respect more than Miss Zhang, my English teacher.
(11) 在我的求学过程中，我忘不了
In the course of my schooling, I will never forget
例如：在我求学的过程中，我忘不了学习英语的巨大困难。
In the course of my schooling, I will never forget the great difficulty I encountered in learning English.
(12) (A) 随着人口的增加，
With the increase / growth of the population,
(B) 随着科技的进步，
With the advance of science and technology,
例如：随着我国经济的快速发展，许多社会问题产生了。
With the rapid development of our economy, a lot of social problems have surfaced.
(13) 在这信息的年代，扮演重要的角色。
In the age of information and communication, plays an important role.
例如：在这信息的年代，计算机扮演着非常重要的角色。
In the age of information and communication, the computer plays an extremely important role.
(14) 在讨论时，一个人不得不承认
In dealing with , one can not but admit (that) (从句)
例如：在讨论未来职业的时候，一个人不得不承认尽早决定未来的职业很重要。
In dealing with ones future career, one can not but admit that it is very important to decide ones future career as early as possible.
(15) 世界上没有什么比更令我高兴。
Nothing in the world can delight me so much as
例如：世界上没有什么比到快餐店吃汉堡包更令我高兴。
Nothing in the world can delight me so much as having hamburgers in fast food restaurants.
(16) 是必要的。It is necessary that S. (should) V.
是重要的。It is important / essential that S (should) V.
是适当的。It is proper that S. (should ) V.
是紧急的。It is urgent that S. (should) V.
例如：我们保持公共场所的清洁是应当的。
It is proper that we (should) keep the public places clean.
(17) 每当我听到,我就忍不住感到兴奋。
Whenever I hear , I can not but feel excited.
每当我做, 我就忍不住感到悲伤。
Whenever I do , I can not but feel sad.
每当我想到,我就忍不住感到紧张。
Whenever I think of , I can not but feel nervous.
每当我遭遇,我就忍不住感到害怕。
Whenever I meet with , I can not but feel frightened.
每当我看到,我就忍不住感到?取?/div
Whenever I see,I can not but feel surprised.
例如：每当我想到我家附近那一条清澈的小溪，我就忍不住感到悲伤。
Whenever I think of the clean brook near my house, I can not but feel sad.
=Every time I think of the clean brook near my house, I can not help feeling sad.
(18)据说It is said (that)(从句)
一般认为It is thought (that)(从句)
大家都知道It is known to all (that)(从句)
据报道It is reported (that)(从句)
一般预料It is expected (that)(从句)
一般相信It is believed (that)(从句)
例如：一般相信阅读增长我们的知识，拓宽我们的视野。
It is believed (that) reading increases our knowledge and broadens our mind.
(19)的主要原因是
The main reason why is (that)
例如：青少年犯罪的主要原因是社会风气日益败坏。
The main reason why the juveniles commit crimes is that social environment is becoming worse.
(20)俗话说得好：
Well goes an old saying,
=As an old saying goes,
=An old saying goes,
=Its an old saying(that)
例如：俗话说得好：诚实为上策。
As an old saying goes,Honesty is the best policy.
(21)(A)用下列方法。
in the following ways.
(B)有三个主要理由。
for three major reasons.
(C)要，我们至少要做三件事。
To,there are at least three things we can do.
例如：(A)我用下列方法增强信心。
I increase my confidence in following ways.
(B)人们学习外语主要有三个理由。
people learn a foreign for three major reasons.
(C)要保持身体健康，我们每天至少可做三件事。
To keep healthy, there are at least three things we can do every day.
2. 用于文章承转句。
那就是说;亦即
That is to say,
=That is ,
=Namely,
例如：我们生活需要有规律。也就是说，早睡早起，戒除烟酒。
We need to live a regular life. That is (to say), we can keep good hours and refrain from smoking in the daily activities.
我们有理由相信
We have reasons to believe (that)
例如：我们有理由相信体罚应该严格禁止。
We have reasons to believe (that) corporal punishment should be strictly prohibited.
事实上，
As a matter of fact,=in fact
例如；事实上，健康才是最重要的。
As a matter of fact，it is health that count.
例如，
For example,=For instance
(B) 以为例
Takefor example
例如：例如，我们盲目地提高生活水准，却降低生活质量。
For example, elevate the living standard blindly, but lower the quality of life.
此外，我们不应忽视
Besides(in addition), we should not neglect
例如：此外，我们不应忽视每个人都想要一个温馨祥和的社会。
In addition, we should not neglect that everyone wants a friendly and peaceful society.
(27) 相反的，
On the contrary, =By contrast,
例如：相反的，少数学生似乎还在虚度光阴。
On the contrary, a few students, it seems, are still fooling around.
(28) 另一方面，
On the other hand,
例如：政府应严格执法，另一方面，大众也应该培养减少污染的好习惯。
The government should enforce laws strictly. On the other hand, the public should also develop the good habit of reducing pollution.
(29) 然而；很可惜的是
However, it is a pity that
例如：然而，很可惜的是他总是临时抱佛脚。
However, it is a pity that he should always cram at the eleventh hour.
(30) 换言之，
In other words, = To put it differently
例如：换言之，我会尽最大的努力达到我的目标。
In other words, I will try my best to attain (gain; live up to) my goal.
(31) 别人可能认为这是事实，但我不是。我认为
It will be true as assumed by other, but I dont believe it. I believe that (从句)
例如：别人可能认为这是事实，但我不是。我认为如果你有很大的决心和毅力，成功最终是属于你的。
It will be true as assumed by others, but I dont believe it. I believe that if you have strong determination and perseverance, success will certainly come to you in the end.
(32) 从此之后，我已发现
Ever since then, I have found that (从句)
例如：从此之后，我已发现微笑是避免我们日常生活中发生纠纷的最好办法。
Ever since then, I have found that smiling is the best way to avoid any possible conflicts in our daily life
(33)这样说来，假如, 当然毫无疑问地
In the light, if , there can surely be no doubt (that) (从句)
例如：假如我们能善于利用时间，当然毫无疑问地我们会成功。
In the light, if we can make good use of time, there can surely be no doubt that we will get somewhere.
(34) 更严重的是，
What is more serious is (that) (从句)
例如：更严重的是，我们不珍惜野生动物。
What is more serious is that we do not cherish wildlife.
(35) 鉴于社会实际的需要，
In view of the practical need of society,
例如: 鉴于社会实践的需要，愈来愈多的人对学英语有兴趣。
In view of practical need of society, there are more and more people interested in learning English.
3. 用于文章结论句
如果能实践这三点，
If one can really put the three points into action (practice),
例如：如果能实践这三点，他肯定能过上幸福的生活。
If one can really put the three points into action (practice), he will surely be able to live a happy life.
(37) 如此，我相信
In this way, I believe (that) (从句)
例如：如此，我相信大家或许能够像我一样，享受乘坐公共汽车的乐趣。
In this way, I believe that all the people may be able to enjoy the bus ride like me.
(38) 实践这些，
By putting them into practice,
例如：实践这些，在智育方面我一直不断进步。
By putting them into practice, I have been able to make constant progress in intellectual education.
(39) 唯有通力合作，我们才能
Only with combined efforts, can we
例如：唯有通力合作，我们才能期望我们的家乡不久会有新的面貌。
Only with combined efforts, can we expect our hometown take on a new look in due course.
(40) 最后，但很重要，
Last but not least,
例如: 最后，但很重要，教育上的失误是助长青少年犯罪的原因。
Last but not least, the shortcoming in education is the cause contributing to juvenile delinquency.
(41) 基于这些理由，我
For these reasons, I
例如：基于这些理由，我认为在中国接受大学教育是明智的。
For these reason, I think that receiving college education In China is wise.
(42) 总而言之，
In conclusion, =To sum up,
例如：总而言之，好公民应该遵守交通规则。
In conclusion, a good citizen should observe traffic regulations.
(43) 因此，我们能下个结论，那就是
We can, therefore, come to the conclusion (that)
例如：因此，我们能下个结论，那就是世上和平最珍贵。
We can, therefore, come to the conclusion that nothing is so precious as peace in the world.
(44）如果我们能做到如上所述，毫无疑问地
If we can do as mentioned above, there can be no doubt (that)
例如：如果我们能做到如上所述，毫无疑问地， 我们就能精通英语。
If we can do as mentioned above, there can be no doubt that we can master English.
(45) 因此，这就是的原因。
Thus, this is the reason why
例如：因此，这就是我得重感冒的原因。
Thus, this is the reason why I caught a bad cold.
(46) 所以，我们应该了解
Therefore, we should realize (that)
例如：所以，我们应该了解学英文不能没有词典。
Therefore, we should realize that in learning English we can not do without a dictionary.
(47) 因此，由上面的讨论我们可以明了
We, therefore, can make it clear from the above discussion (that )
例如：因此，由上面的讨论我们可以明了，坚持不懈可以克服任何困难。
We, therefore, can make it clear from the above discussion that perseverance can overcome any difficulty.
(48) 从观点来看,
From the point of view,
例如：从政治的观点来看，这是一个很复杂的问题。
From the political point of view, it is very complicated problem.
4. 书信写作常用的惯用语
(49) 在信的开头常用以下客套话：
How are you?
How are you getting on recently?
How are you getting on/ along with ?
当给别人复信时，可以用：
Many thanks for your last kind letter.
I must apologize for not replying to your last letter at once.
(50) 在信的结尾时可以用以下语言。
Best wishes /regards to you!
Good luck to you!
please give my best wishes to
Looking forward to hearing from you!
Wish you good health and happiness!