问题
选择题
We don't know who ____ for the murder, but the policemen will tell us the truth soon.[ ]
A. is to blame
B. is to be blamed
C. is blaming
D. is to be blaming
答案
答案：C
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We don't know who ____ for the murder, but the policemen will tell us the truth soon.[ ]
A. is to blame
B. is to be blamed
C. is blaming
D. is to be blaming
答案：C