다음 중 어법상 옳은 것은?
- ①She supposed to phone me last night, but she didn't.
- ②I have been knowing Jose until I was seven.
- ③You'd better to go now or you'll be late.
- ④Sarah would be offended if I didn't go to her party.
정답 ④
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)