며칠전에 어떤분이
lisa says she is at not only swimming but also at skiing.
은 틀린문장이라고하셨어요.
(열공기출문제집에있는문장이예요)
뒤에 at을 빼면맞는건가요?
lisa says she is at not only swimming but also skiing.
제가아는분이 맞는문장이라고했는데..정확히 좀 알고싶어서요.
답변해주시면 감사하겠습니다!!