问题
选择题
Without the keys, the manager waited in front of the office ________ was locked ten minutes ago.[ ]
A. who
B. which
C. /
D. whom
答案
答案:B
Without the keys, the manager waited in front of the office ________ was locked ten minutes ago.[ ]
A. who
B. which
C. /
D. whom
答案:B