수행해야

In a sentence

• 학생들이 과제를 수행해야 합니다.

  Students must complete their assignments.

  Here, "수행해야" is used to indicate a mandatory action that needs to be fulfilled ("must complete") in the context of students carrying out a task.

• 과제를 수행해야 어떠한 문제를 해결할 수 있습니다.

  To solve certain problems, one must perform the tasks.

  In this context, "수행해야" suggests an action required in order to achieve a specific purpose or result ("must perform").

• 당신은 이 시험에서 정직하게 수행해야 합니다.

  You must conduct yourself honestly during this test.

  Here, "수행해야" implies a moral or ethical action that should be carried out, emphasizing proper behavior ("must conduct").