아/어야

Condition

In English: should, must, have to

Express a necessity, obligation or a condition that has be completed for something else to realize.

• 날씨가 추워졌으니까 옷을 따뜻하게 입어야겠어요.

  날씨가 추워저쓰니까 오슬 따뜨타게 이버야게써요.said like thisnalssiga chuwojeosseunikka oseul ttatteutage ibeoyagesseoyo.

  Since the weather has gotten cold, I should wear warm clothes.

• 품질이 좋아야 사람들이 그 물건을 살 거예요.

  품지리 조아야 사람드리 그 물거늘 살 거예요.said like thispumjiri joaya saramdeuri geu mulgeoneul sal geoyeyo.

  People will buy that product if the quality is good.

• 내 실수였으니까 내가 바로잡아야 한다고.

  내 실수여쓰니까 내가 바로자바야 한다고.said like thisnae silsuyeosseunikka naega barojabaya handago.

  It was my mistake, so I have to correct it.

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