. --- The terrible accident is under investigation.
--- Actually, quicker action______ those workers trapped in the mine.
A.might have saved | B.must have saved |
C.should have saved | D.could have saved |
推荐套卷
. --- The terrible accident is under investigation.
--- Actually, quicker action______ those workers trapped in the mine.
A.might have saved | B.must have saved |
C.should have saved | D.could have saved |