`-` Because dùng để chỉ nguyên nhân hoặc lý do

`-` So dùng để chỉ kết quả

`-` Because `:`

`+` Because I didn't study hard , I got a bad mark

`+` Because she likes eating junk food , she puts on weight

`+` Because he is intelligent , he gets a high mark

`-` So `:`

`+` I didn't study hard , so I got a bad mark

`+` My old computer is broken , so I buy a new computer

`+` She doesn't clean the house , so it is very dirty

`\text{@ TheFox}`

Nguyên Nhân :Because, as, since,  because of và due to

Kết quả: So… that (quá… đến nỗi),Such ...that (thật là ...đến nỗi),Mệnh đề chỉ kết quả với cụm as the result/ therefore