were not (werent)

‘don’t’는 ‘do not’의 축약형이고, ‘doesn’t’는 ‘does not’의 축약형이에요. ‘I’, ‘you’, ‘we’, ‘they’와 함께 ‘do’를 사용하고, ‘he’, ‘she’, ‘it’와 함께 ‘does’를 사용합니다.