Learn English: "because" or "because of"?

source: Learn English with Rebecca   2016年6月10日
What's the difference between "because" and "because of"? The word "because" is used when we express the reason or cause of something. Sometimes, we use it on its own, and other times, we use "because of". Both of them give reasons, but grammatically, they are used in different situations. Do you know the difference between the two? In this short English grammar lesson, I will teach you how to use these common words correctly.
Test your understanding of this lesson by taking my quiz at http://www.engvid.com/learn-english-b...