—Where's the report? —I brought it to yo
问题:
—Where's the report?
—I brought it to you ____you were in Mr. Black's office yesterday. [ ]
A. if
B. when
C. because
D. before
—Where's the report?
—I brought it to you ____you were in Mr. Black's office yesterday. [ ]
A. if
B. when
C. because
D. before