warn的用法：“warn sb. of/about sth”意思是“针对…而警...，about,that,单词记忆法、语法用法，与about,that, 相关例句、名人名言

about单词相关例句：

The secret of being miserable is to have leisure to bother about whether you are happy or not .——George Bernard Shaw, British dramatist痛苦的秘密在于有闲功夫担心自己是否幸福。英国剧作家肖伯纳。G。
The secret of being miserable is to have leisure to bother about whether you are happy or not . (George Bernard Shaw , British dramatist )——痛苦的秘密在于有闲功夫担心自己是否幸福。 (英国剧作家 肖伯纳 . G .)
Think about the misforture of others that you may be satisfied with your own lot. 想想别人的不幸，你可以对自己的命运感到满足。
As a modern parent, I know that it's not how much you give children those counts, it's the love and attention you shower on them.A caring attitude can not only save you a small fortune, but also even make you feel good about being tight-fisted and offering more care than presents.——O,Hare Noel, American writer 作为一个现代的父母，我很清楚重要的不是你给了孩子们多少物质的东西，而是你倾注在他们身上的关心和爱。关心的态度不仅能帮你省下一笔可观的钱，而且甚至能使你感到一份欣慰，因为你花钱不多并且给予了胜过礼物的关怀。美国作家 诺埃尔.O.
It is easy to learn something about everything, but difficult to learn everything about anything. 对每一件事知道一些是容易的，对任何一件事详细知道是困难的。
I am not a bit anxious about my battles If I am anxious Idon't fight them, I wait until I am ready.——B.Montgomery, Bdritish Marshal 对于要打的仗，我一点儿也不担心。要是担心我就不打。我要等到准备好时才打。英国元帅 蒙哥马利 .B.
I am about to --or I am going to --die:either expression is correct. Dominique Bouhours, French grammarian.  我将或者我即将--死去：两种表达方式都正确。法国语法学家 伯阿沃斯 D.  
If you don't want people to know about it, don't do it. 若要人不知,除非己莫为.

I try to keep up with the latest news about developments in our industry.
我会努力跟上行业发展的最新动态。


The Internet is my main source of information about other countries.
因特网是我获取其他国家信息的主要来源。

that单词相关例句：

We should put aside and postpone all other reforms; that we  have but one task-----the istruction of the people, the diffusion of education, the ecourgement of science----on that day a great step will have then been taken in our rgenerion.Leon Gambetta, French educator——我 们应该把一切改革先放下。我们只有 一项任务，就是教育人民，普及知识、倡导科学。这一天到来之时，便是我们振国兴邦之日。法国教育  爱甘必大  L
Freedom is the freedom to say that two plus two makes four. If that is granted, all else follows.——Ceorge Eric Blair Orwell.British novelist  自由是指人们有说“2+2=4”的自由，有了这一保证，其他一切便会随之而来。英国小说家奥韦尔 .G.E.B.  
I have long since abandoned the notion that higher education is essential to  either success or happiness. Hot houses of learning do not always grow anything edible.Robert Moses, American state govenment officer——我早已抛弃了这种观念：高等教育是通往成功或者幸福的必由之路。知识的“温室”并不总能生长可供食物用的粮食。美国州政府官员  摩西  R
No one can degrade us except ourselves; that if we are worthy, no influence can defeat us.——B.T.Washington, American educator除了我们自己以外，没有人能贬低我们。如果我们坚强，就没有什么不良影响能够打败我们。美国教育家   华盛顿 B T
It is impossible that a man who is false to his friends should be true to his country. 对朋友不义，不可能对国家效忠。
What weakness is it that you can never tolerate?---Sycophancy and servile flattery. 你最不能容忍的缺点是什么?----奴颜婢膝.
The most normal and the most perfect human being is the one who most thoroughly addresses himself to the activity of his best powers ,gives himself most thoroughly to the world around him ,flings himself out into the midst of humanity ,and is so preoccu pied by his own beneficent reaction on the world that he is practically unconscious of a sep arate existence...  最正常、最完美的人就是那彻底投身于自己最擅长的活动的人，是那完全献身于周围世界的人，是和群众打成一片的人。他完全专心致志于他对世界的有利作用，以致于几乎意识不到自己与世界还存在距离……  Frences E .C. Willard. American Social activist   美国社会活动家拉德，F。E。C。  
We are in bondage to the law in order that we may be free. 我们受法律约束，为的是可以自由。
The world can be changed by man's endeavor, and that this endeavor can lead to something new and better .No man can sever the bonds that unite him to his society simply by averting his eyes . He must ever be receptive and sensitive to the new ; and have sufficient courage and skill to novel facts and to deal with them . (Franklin Roosevelt , American President )——人经过努力可以改变世界，这种努力可以使人类达到新的、更美好的境界。没有人仅凭闭目、不看社会现实就能割断自己与社会的联系。他必须敏感，随时准备接受新鲜事物；他必须有勇气与能力去面对新的事实，解决新问题。(美国总统 罗斯福建. F.)  
He that boasts of his own knowledge proclaims ignorance. 夸耀知识实乃无知。