whether与if引导从句的区别，that与whether (if)引导名词性...，whether,if,单词记忆法、语法用法，与whether,if, 相关例句、名人名言

whether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 .)
A thief is a thief, whether he steals a diamond or a cucumber. 偷多偷少都是贼。
The people may safely be trusted to hear everything true and false, and to form a correct judgment,Were it fall to me to decide whether we should have a government without newspapers of newspapers without a government, I should not hesitate a moment to prefer the latter.——Thomas Jefferson, American president 人民是完全可以信赖的，应该让他们听到一切真实和虚伪的东西，然后作出正确的判断。倘使让我来决定，我们应该是有一个政府而不要报纸呢，还是应该有报纸而不要政府，我会毫不犹豫选择后者。美国总统 杰斐逊.T.
The moon is a moon whether it shines or not. 或名或暗，月亮总是月亮。
The moon is a moon still, whether it shine or not. 月明月暗，终不失其为月亮。
Every form of addiction is bad, no matter whether the narcotic be alcohol or morphine or idealism. ( C. G. Jung )——    任何形式的瘾都是不好的，不管上瘾的是酒精、吗啡还是唯心主义。（荣格）
I sometimes wonder whether the greater rule of all is --- to know how to please.Moliere, J.B. French writer——有时候， 我真的纳闷，莫非一切行为规范中最重要的一条就是学会怎样取悦于人吗法国作家  莫里哀.J.B.

We still don't know whether if it's a boy.
我们还不知道宝宝是不是男孩。

Amy asks whether his friend will be at home.

爱米问他的朋友是否会在家。

if单词相关例句：

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.  
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
If it is not right, do not do it; if it is not true, do not say it. (If it is not broken, do not fix it.) 不正确的事不做，不真实的话不说。
I hate to see things done by halves. -- If it be right, do it boldly, --if it be wrong, leave it undone. 事情不要做一半；对的，就做下去，不对，就丢开。
Industry if fortune's right hand, and frugality her left. 勤勉是幸福的右手，节俭是幸福的左手。
Speak clearly if you speak at all, Carve every word before you let it fall. 要说就索性说得一清二楚，说出前每句话要字斟句酌。
If Enterprise is afoot, wealth accumulates whatever may be happening to Thrift; and if Enterprise is asleep, wealth decays, whatever Thrift may be doing.John  Maynard  keynes British  economist如果企业在进展，不论节俭不节俭，财富也在衰落。国经济学家  凯恩斯 .J.M.
The laws of Nature, that is to say the laws of God, plainly made every human being a law unto himself, we must steadfastly refuse to obey those laws, and we must as steadfastly stand by the conventions which ignore them , since the statutes furnish us peace, fairly good government and  stability, and therefore are better for us than the laws of God, which would soon  plunge us into confusion and disorder and anarchy if we should adopt them.Mark Twain, American  writer自然法即神灵法，只是用来约束每一个个体的法律，我们必须坚定地拒绝遵守。我们应该坚定地遵守忽视神灵法的规章制度，因为规章制度赋予我们和平、比较好的政府和稳定，因而对我们来说，规章制度比神灵法更好，因为如果我们采用神灵法的话，他会将我们陷入迷惑、无序和无政府状态。美国作家   马克·吐温A
If you are too fortunate, you will not know yourself; if you are too unfortunate, nobody will know you. 运气太好，得意忘形；运气太坏，无人理会。
Man loves company even if it is only that of a small burning candle. 人喜欢伴侣,哪怕只是一根点着的小蜡烛也好.