When to use English in Korean
Korean: 영어[ yeong-eo ]

When to use it
영어 means English, the language used in countries like the United States and the UK. In school, you can use this word when you talk about English class, homework, books, or speaking English. You can also use it to say that something is in English.
Example sentences
학교에서 영어를 배워요.
I learn English at school.
집에서 영어 숙제를 해요.
I do my English homework at home.
친구와 영어로 인사해요.
I greet my friend in English.
공원에서 영어 노래를 들어요.
I listen to English songs in the park.
서점에서 영어 책을 샀어요.
I bought an English book at the bookstore.
여행할 때 간단한 영어를 말해요.
I speak simple English when I travel.