for oneself . without the help of others；independently自立
There are some things one can't do for oneself．有些事情，不是一个人所能独立做到的。
You must judge for yourself，I tell you．我告诉你，你一定要自己作出判断。
for real . real（ly）； serious（ly）真的（地） ；严肃的（地）
The dress rehearsal was over now．This performance was for real．已经彩排过了。这一次是正式演出。
Let's do our work for real．让我们认真地工作吧。
for sale . on sale出售
They've got a new kind of shoes for sale．他们有一种新式鞋出售。
The house is not for sale．此屋不出售。
These products are only exhibits and not for sale for the present．这些产品目前仅供展示，不出售。
for short . so as to make shorter； as an abbreviation or nickname简略之；简称
The American Broadcasting Company is called ABC for short．美国广播公司简称ABC。
The United States of America is called USA for short， or USA is the short for the United States of America．美利坚合众国的简称是USA，或者说USA是美利坚合众国的缩写。
for the world . for the whole world . on any account无论如何；不管怎样（用于否定句）
I wouldn't hurt her feelings for the world．我决不会伤害她的感情。
I wouldn't，for the world miss that show ．我无论如何也不会错过那部电影。
for the benefit of . for the advantage of为了…利益
The teacher repeated part of his previous lecture for the benefit of those who had been absent．教师为了缺课的学生把上次讲的内容的一部分又重讲了一遍。
He was travelling for the benefit of his health．为了身体健康，他出去旅行了。
He told the story for the benefit of the children．他讲那个故事是为了孩子们好。
for the best . good or best； not bad as thought；lucky； happily最好；不差；幸运；快乐地
Maybe it is for the best that your team lost； now you know why it is undesirable to get conceited．也许你们输一次是好的，现在你们该知道为什么不能骄傲了。
John's parents thought it would be for the best if he stayed out of school for the rest of the year．约翰的父母认为休学一年比较好。
You feel unhappy now because you got sick and couldn't go with your friends，but it will all turn out for the best．虽然因为生病你不能和你的朋友一起去玩而闷闷不乐，但这对你是会有好处的。
for the better . with a better result； for something that is better较佳；好转
The doctor felt that having a few days' rest would be for the better．医生认为休息几天较好。
The world situation is changing for the better．世界形势日趋好转。
His state of health has changed for the better recently．近来他的健康状况好转了。
for the most part . in general； mostly； in most cases 大部分；通常
His in formation is ，for the most part，reliable．他的信息多半是可靠的。
For the most part his statement is correct．他说的大部分是正确的。
The earth is for the most part covered with water and mountains．地球的表面大部分是山和水。
They are for the most part workers．他们大部分是工人。
for the present . temporarily；just now暂时；目前
They are wearied and have to suspend the work for the present．他们累了，得暂时停止工作。
I'm rather busy for the present．我眼下相当忙。
For the present we had better wait and see．目前我们最好还是等等再说。
for the purpose of . with the object of； with the intention of为…目的
For the purpose of building our country into a great socialist state，all of us must work hard．为了把我国建成一个伟大的社会主义国家，我们一定要努力工作。
He came here for the purpose of collecting material for his research．他到这里来，目的是为了他的研究搜集资料。
He has gone abroad for the purpose of studying chemistry．他已经到国外去学化学了。
The young man jumped into the river for the purpose of saving the drowning child．那个年轻人跳入河中为的是救落水的孩子。
for the sake of . for the purpose of； because of为了；因为
We must be patient for the sake of peace．为了和平，我们必须有耐心。
For the sake of settling the matter they agreed to compromise．为了解决这个问题，他们同意妥协。
for the time being . for the present ；temporarily目前；暂时
We really need a new car but for the time being we'll have to continue using the old one ．我们的确需要一部新车，但目前我们还得继续用这部旧车。
I have no time to spare for the time being．暂时我抽不出时间来。
He is getting better for the time being．眼下他身体好些了。
for the worse . with a worse result；for something that is worse or not as good恶化；变坏；不如原来好
The sick man's condition changed for the worse．这位病人的病情在恶化。
force on . force upon . compel to accept逼迫做
You shouldn't force food on children．你不要强令孩子吃东西。
foreign to . not belonging to or suitable for；unconnected with非…所有的；不适于；与…无关的
Sitting still all day is foreign to a healthy boy's nature．终日静坐不符合健康男孩的性格。
Your argument is foreign to the question．你的争论与题无关。
Your idea is completely foreign to my principle．你的意见一点也不适合我的原则。