如何使用 "cos" 造句

1. Tell me why , cos I don 't understand
告诉我为什么因为我搞不明白:
2. That 's cos you ain 't ever fought him !
那是因为你没跟他打过!
3. S & p , a unit of mcgraw-hill cos . , Lost market share in several asset classes following the changes .
标准经修改后,作为麦格劳-希尔公司(mcgraw-hillcos.)旗下子公司的标普失去了在几个资产类别中的市场份额。
4. Cos I really hate squats .
产地来源证我真的恨蹲坐。
5. Cos they screw lingerie models ?
因为他们能泡上内衣模特?