Because of - Preposition 介词

because of, on account of, according to (order), using, with, taking, from a point on; to use...as  (often when you see this it is an auxiliary or suffix to the verb adding a sense of action - but not translated)

以

yi3

Zhang Meng	Liu Xiaoyun	Li Zhen	Chu Pingan	Gao Mingjiang
Lynn	Mal	Travis

Because of the flood, he didn't go to school. 

因 为 发 洪 水 ， 他 没 上 学 。

Yin1wei2 fa1 hong2shui3, ta1 mei2 shang4xue2.

Zhang Meng	Liu Xiaoyun	Li Zhen	Chu Pingan	Gao Mingjiang
Lynn	Mike	Terry	Danielle

"Plum blossoms bloom because of the cold of winter"  (A line of a Chinese poem tells people they should learn from the flowers that in spite of difficulties, they can do anything if they try.)

“ 梅 花 香 自 苦 寒 来 。 ”

"Mei2hua1 xiang1 zi4 ku3han2 lai2."

Zhang Meng	Zhang Li	Li Zhen	Shu Chang	Sun Gang
Scrib	Mal

from, via, owing/due to, by, through, because of, makes following verb passive - by 

由

you2

Zhang Meng	Wang Jun	Zhang Xiaowei	Zhang Li	Liu Jinzhe	Zhu Mengxi
Josh	Karen	Frank

for, to, for the sake of, because of 

为

wei4

Liu Yu Rong	Zhang Meng	Li Zhen	Li Yu Zheng	Li Si
Fred	Kate	Sarah	Jeremy

Because of the weather, the door is warped. 

因 为 天 气 的 缘 故 ， 门 变 形 了 。

Yin1wei2 tian1qi4 de yuan2gu4, men2 bian4xing2 le.

Feng Xie	Cheng Hong	Du Feng	Liu Weihong	Gu Zheng
Cricket	April	Michael