It's because 주어 + 동사 : ~라서 그래

It's because this restaruant is so well-known

It's because you're confident

It's because threre are so many people still unemployed

It's because I work out every single day.

It's because I don't want to hang out with him

It's because I don't care about the score

 

I can't believe I ended up winning this contest

It's because you practiced so many times. You deserve it.

참고 서적 : 영어회화의 결정적 패턴 (www.yes24.com/Product/Goods/74400061?scode=032&OzSrank=1)