The possibility of a murder _____, the p
题型：选择题
问题：
The possibility of a murder _____, the police have set about looking for the clues to her suicide. [ ]
A. to be excluded
B. to exclude
C. having excluded
D. having been excluded
The possibility of a murder _____, the police have set about looking for the clues to her suicide. [ ]
A. to be excluded
B. to exclude
C. having excluded
D. having been excluded