* 출처 : https://www.youtube.com/watch?v=cwADgXCm1L8
라울선생님의 토익점수의 제곱상승 토익 어휘 실전 (Vol.7)
91.토익 어휘 실전 문제 46회
455. The Museum schedules some _____ on the history of ancient remains
it conserves when advertising them through radio broadcasting.
(A) lecture
(B) lectures
(C) lectured
(D) lecturer