미국 우주비행사들을 대상으로 실험한 결과 강하고 튼튼한 뼈를 유지하기 위해서는 신체활동이 매우 중요하다는 것이 입증되었다.
- ①With an experiment conducted on American astronauts, it has been proven how important is body movement in maintaining strong, healthy bones.
- ②An experiment done on American astronauts made clear that physical activity is important to retain strong, healthy bones.
- ③An experiment done with American astronauts made it clear how important physical activity is in maintaining strong, healthy bones.
- ④With an experiment conducted on American astronauts proved that body movement is important to retain strong, healthy bones.
선지를 골라 바로 채점해 보세요.
정답 ③
출처: 인사혁신처 공개 기출(공공데이터포털, 이용허락 제한 없음)