for是經(jīng)常用到的一個(gè)單詞，可以搭配很多的單詞使用，用法也多種多樣。那么下面我們就來說說for是什么意思。

簡(jiǎn)要回答

for是個(gè)英語(yǔ)單詞，作為介詞意思是為了、對(duì)于，作為連詞意思為因?yàn)椤?/p>

詳細(xì)內(nèi)容

for
英 [f??(r) , f?(r)] 美 [f??r , f?r]
prep.(表示對(duì)象、用途等)給，對(duì)，供;以幫助;為了;關(guān)于
conj.因?yàn)?由于

用法實(shí)例
for，作為介詞，意思是：為了、對(duì)于。
My father would do anything for me and my mother,because he loves his family.我的父親會(huì)為我和我的母親做一切，因?yàn)樗麗鬯募彝ァ?br>for，作為連詞，意思為：因?yàn)椤?br>用for替換了because，則例句變?yōu)镸y father would do anything for me and my mother,for he loves his family.
I didn't eat much lunch for I'm not hungry at all.
我沒有怎么吃午餐，因?yàn)槲乙稽c(diǎn)也不餓。

because conj. 因?yàn)?br>語(yǔ)氣最強(qiáng)，表示因果關(guān)系，通常用來回答由 why 引導(dǎo)的疑問句。由 because 引導(dǎo)的分句置于句首時(shí)，須用逗號(hào)與主句隔開，置于句末時(shí)則不用隔開。
Because the traffic is so busy, she failed to arrive at the station on time.
因?yàn)槁飞辖煌ㄌ珦頂D，她沒能準(zhǔn)時(shí)趕到車站。
He came back late because there was something wrong with his car.
他回來晚了，因?yàn)槠嚦隽斯收稀?br>as conj. 因?yàn)?，由?br>如果所述理由是明顯的或者已知的，則用 as 較 because 更為合適。
As it's raining, you'd better stay at home.
既然在下雨，你最好呆在家里。
He puts the ice cream into the fridge immediately, as it melts easily.
他馬上把冰激凌放進(jìn)冰箱，因?yàn)樗苋菀谆簟?br>for conj. [正式]因?yàn)?br>for 屬于并列連詞，由它引導(dǎo)的分句表示補(bǔ)充說明性的理由，通常只能置于句末，且必須用逗號(hào)與前面的分句隔開。
He must have passed this way, for here are his footprints.
他肯定是從這條路走過去的，這里有他的腳印。
He has to work hard, for he wants to support his family.
因?yàn)橐B(yǎng)家糊口，他必須努力工作。
since conj. 因?yàn)?，既?br>當(dāng)所述原因是已知的客觀事實(shí)或被當(dāng)作推斷的理由時(shí)用 since，語(yǔ)氣略強(qiáng)于 as。
Since he is absent, let's begin.
既然他不在，我們就開始吧。
Susan must have come back home, since her coat is not in the wardrobe.
蘇珊肯定回過家，因?yàn)樗龗煸谝聶焕锏耐馓撞灰娏恕?/p>