그는 창문을 깨뜨려서 슬퍼합니다.
He is sad because he broke a window.
더우니까 창문을 열자.
Let's open the windows because it's hot.
Why do you play games?
Because they're fun
그녀는 아이스크림을 먹었기 때문에 행복하다.
She is happy because she ate ice cream.
데이빗은 내일이 시험날이라 열심히 공부하고 있어요.
David is studying hard because tomorrow is test day.
Why do you need an umbrellas?
Because it's raining.
닉은 일찍 일어났기 때문에 졸려요.
Nick is sleepy because he woke up early.
내일은 파티날이기 때문에 오늘 그는 방을 청소할 것이다.
Today he will clean the room because tomorrow is party day.
Why do you need a jacket in winter?
Because it's cold.
에이미는 친구와 싸웠기 때문에 화가 났습니다.
Amy is angry because she fought with her friend.
오늘은 일요일이니까 늦게 일어날 수 있어요.
I can get up late today because it's Sunday.
Why do you wash your hands before eating food?
Because our hands are dirty.
우리는 체육 수업이 있어서 피곤해요.
We are tired because we had PE class.
내 생일이었기 때문에 우리는 레스토랑에 갔다.
We went to a restaurant because it was my birthday.
Why do we use pencils instead of pens?
Because we can make a mistake.