问题：
The detective wondered ________．
A.if there are more than one attacker
B.what made the man become a murderer
C.where had the victim been before the murder
D.how did the murderer come into the house with all window closed
The detective wondered ________．
A.if there are more than one attacker
B.what made the man become a murderer
C.where had the victim been before the murder
D.how did the murderer come into the house with all window closed
A.if there are more than one attacker
B.what made the man become a murderer
C.where had the victim been before the murder
D.how did the murderer come into the house with all window closed
参考答案：