问题补充:
Everyone agrees that the Philippine police for the tragedy that Hong Kong tourists were killed.
A. are to blame
B. are to be blamed
C. are being blamed
D. have blamed
答案:
(答案→)A. are to blame
B. are to be blamed
C. are being blamed
D. have blamed
解析:考查短语。be to blame应该受到责备,根据句意选A。