서핑을

In a sentence

• 저는 주말마다 해변에서 서핑을 연습합니다.

  I practice surfing at the beach every weekend.

  In this sentence, "서핑을" refers to the activity of surfing, used as a direct object for the verb "연습합니다" (practice).

• 서핑을 할 때마다 즐거움을 느껴요.

  I feel joy every time I go surfing.

  Here, "서핑을" is the object of the verb "할" (to do), indicating the action being performed, which is surfing.

• 친구들과 함께 서핑을 배우기로 했어요.

  I decided to learn surfing with my friends.

  In this example, "서핑을" acts as the object of the verb "배우기로 했어요" (decided to learn), showing the subject's intention to learn the activity of surfing.