because意思是因為,對應的詞義應該是所以so。但是和漢語不同,值得注意的是,這兩個詞,不能同時用於一個語境的兩個句子的句首,只能用一個。比如説,because,he didn't get up on time,he missed the first class。或者説He didn't get up on time,so he missed the first class。