because of、due to 意思一樣，用法卻大不同！以前課本或是文法書上會說，because of 和 due to 是一樣的意思，所以寫作時可以互相替換，但真的是如此嗎？一次教你所有易混淆的「因為」要怎麼說！寫作時不再搞混該用哪個字！
英文裡面有很多不同的「因為」，但每一種可能有些微的差異，你真的有搞懂它們的不同嗎？這篇文章一次幫你搞定各種「因為」！
because of、due to 意思一樣，用法卻大不同
because (conj.) / because of (prep.)
because 可以說是因果關係句型中最常見的字了，because 是從屬連接詞，後面要加上一個完整句子，也就是有主詞、動詞的句子。because 加上了 of 之後變成了介係詞，後面必須要加上一個名詞或是動名詞，才是正確的。
He did very well on the mid-term exam because he studied hard for it.
他期中考考得很好，因為他很用功地念書。
The window of the office was broken because of the continual strong wind.
由於接連的強風，辦公室的玻璃破了。
due to (prep.)
due to 是個介係詞，後面必須要加上名詞，不可以接完整句子。
(O) His failure was due to his arrogance.
他的失敗是因為他的驕傲。
(X) His failure is due to he is too arrogant.
他的失敗是因為他的驕傲。
because of 和 due to 到底哪裡不一樣？
because of 和 due to 兩個詞雖然在中文可能都會翻成「因為」，詞性也都是介係詞，但是其實他們的用法卻是不一樣的，不可以隨便替換，會造成文法錯誤！
because of 前面必須是有一般動詞的完整句子，而 due to 前要有名詞，不能是一般動詞（be 動詞不是一般動詞，be 動詞是 linking verb，中文有時會翻成繫詞），因為 due to 本質上是用來說明、形容名詞的。
(O) He got sick because of a sudden drop of the temperature.
(X) He got sick due to a sudden drop of the temperature.
因為氣溫驟降，他生病了。
(O) The company's huge success is due to the team’s hard work.
(X) The company's huge success is because of the team’s hard work.
這間公司的偉大成功，是因為團隊的努力工作。
owing to (prep.)
owing to 和 because of 詞性一樣，都是介係詞，且用法一樣，只能用在有一般動詞的完整句子後面。
(O) He fell asleep as soon as he laid down owing to a lack of sleep.
他因為缺乏睡眠，一躺下去就睡著了。
(X) His fatigue is owing to a lack of sleep.
他的疲憊是因為缺乏睡眠。
比較：
(O) His fatigue is due to a lack of sleep.
他的疲憊是因為缺乏睡眠。
since (conj.)
since 不只表達原因，裡面還暗藏了「既然」的口氣。
Since you are here, could you help me move this heavy box?
你在這裡，你可以幫我搬這個重箱子嗎?
比較：since (prep.)
since 也很常被拿來當作介係詞用，意思是「自從」後面要加上一個過去事件或是時間點。
He has lived in San Francisco since 1987.
他自從1987年就住在舊金山了。
He has been depressed since his wife passed away.
自從他的妻子過世後，他就一直很沮喪。
for (conj.)
for 當「因為」時是連接詞，一般而言是表示推測的原因，後面加上完整句子，記得 for 前面要加上一個逗點。
They remain silent, for they don't know what to say.
保持沉默，因為他們不知道要說什麼。
It must have just rained, for the ground is wet.
剛剛一定才下完雨，因為地上濕濕的。
（本文出自 VoiceTube）
