라울샘의 유튜브 식 TOEIC 해설 (No.468)

‎* 출처 : https://www.youtube.com/watch?v=KpkGx3TSTEU 라울선생님의 토익점수의 제곱상승 토익 어휘 실전 (Vol.7) 91.토익 어휘 실전 문제 46회 468. Although they _______ looking for an apartment available for them, they are faced with some difficulties financially. (A) has been (B) have been (C) have been to (D) have been in