当我们谈目前正在进行而将来某一时刻才停止的事件时用until，而用by来表达将来...，until,by,单词记忆法、语法用法，与until,by, 相关例句、名人名言

until单词相关例句：

The education of a man never completed until he dies.——Robert Edwad Lee , American educator对一个人的教育，至死方止。美国教育家，李 R E
But bombs are unbeliveable until they actually fall.——Patrick White, British-born Australian novelist 直到炸弹真的掉下来，人们才相信有炸弹。英裔澳大利亚小说家 怀特 P.
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.
True friendship is like sound health, the value of it is seldom known until it be lost. 真诚的友谊犹如强健的身体，要到失去它时，才知它的可贵。
Call no man happy until he dies. 盖棺才能定论。
The chains of habit are too weak to be felt until they are too strong to be broken. 习惯之链很弱，往往感觉不到，一旦感觉到了，已经牢固得绷不断了。
A man can fail many times, but he isn't a failure until he begins to blame somebody else.——( J. Burroughs )    一个人可以失败许多次，但是只要他没有开始责怪别人，他还不是一个失败者。（巴勒斯）
A man is not old as long as he is seeking something. A man is not old until regrets take the place of dreams. (J. Barrymore)——    只要一个人还有追求，他就没有老。直到后悔取代了梦想，一个人才算老。（巴里摩尔）
You are not beaten until you give up. 你只要不投降就没有被打败.

It's still early. I don't have to leave until later.
还很早，我一会儿再走。

by单词相关例句：

The horizon of life is broadened chiefly by the enlargement of the heart.——H.Black American writer生活的范围是随着心胸的开阔而变宽广的。美国作家   布莱克,H.
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。  
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.)  
We are like wheat, here on earth to ripen. We ripen intellectually by letting in as much of the universe's complexity as we can. Morally we ripen by making our choices. And we ripen spiritually by openig our eyes to Creation's endless detail.——Richard Wolkomir, American writer我们就像小麦，生长在土地上等待着成熟。通过尽可能多吸收宇宙的复杂性使我们智力上成熟，通过各种选择使我们道德上成熟，通过睁开眼睛看到创世纪的无尽的细节使我们心灵上成熟。美国作家    沃克摹.R.
We can not tell the precise moment when friendship is founded, As in filling a vessel drop by drop, there is at last a drop which makes it run over ; so in a serics of kindness there is at last one which makes the heart run over.——James Boswell, British writer 我们无法讲出友谊缔造的确切时刻，就像一点一滴地倾注一个容器一样，终有一滴使容器满溢；因此，面对接二连三的好意，终有那么一次会动人心弦，情谊洋溢。英国作家 博斯韦尔,J.
There are only two powers in the world, the sword and the pen; and in the end the former is always conquered by the latter. 世界上只有两种力量∶刀和笔；而其结果，后者总是战胜前者。
The dullard's envy of brilliant men is always assuaged by the suspicion that they will come to a bad end.——Sir Max Beerbohm, British writer笨人对聪明人的嫉妒常因“他们不会善终”的猜测而得以减弱。英国作家  毕尔博姆爵士  M
What is done by night appears by day. 若要人不知，除非己莫为。
When a true genius appears in the world you may know him by his sign, that the dunces are all in confederacy against him.——Jonathan Swift, British satire writer当一个真正的天才问世时，你可以根据一种现象来认识他，即所有蠢才联合一致来反对他。英国讽刺作家  斯威夫特宾  J
Judge not a book by its covers. 评价书不能看封面。