밑줄 친 부분 중 어법상 옳지 않은 것은?
In the mid 1990s, it was estimated that 9 million① ②Americans were planning a summer vacation alone.③ Since then, the number of solo travelers have increased.④
- ①①
- ②②
- ③③
- ④④
정답 ④
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)
In the mid 1990s, it was estimated that 9 million① ②Americans were planning a summer vacation alone.③ Since then, the number of solo travelers have increased.④
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)