다음 문장 중 어법상 옳지 않은 것은?
- ①Columbus proved that the earth was round.
- ②My parents kept on encouraging me to study.
- ③Please remember to put out the cat before you go to bed.
- ④The hotel has been closed for many years.
선지를 골라 바로 채점해 보세요.
정답 ①
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)