7.　　　 He has evidence to prove that he was at another place at the time of the crime

6.　　　 They said there was not enough evidence to arrest him.

5.　　　 They haven’t charged anyone yet, because they don’t know who did it.

4.　　　 They are asking people who saw anything unusual to be witness.

3.　　　 I heard that the victim was arrested before for computer crimes.

2.　　　 Someone attacked him with a knife and he bled to death.

1.　　　 Did you read about the computer programmer who was murdered?

4.　　　 他在一家药店门口被发现了.

课后练习(译中文)

3.　　　 凶案发生在昨晚.

2.　　　 警察已经确定受害者是一位工程师.