Nobody knows the man killed in the accident, so it is difficult for the police to find out his .
A. identity
B. height
C. weight
D. thought
网友回答
(答案→)A. identity
B. height
C. weight
D. thought
解析：名词辨析。A身份；B高度；C重量；D想法；句意：没有人认识在事故中死去的男孩，所以对警察来说查明他的身份很困难。根据句意说明A正确。