第1个回答 2014-12-06
Someone witnessed that man was killed.
第2个回答 2014-12-06
someone witness that guy got murdered.
第3个回答 2014-12-06
There's a person witnessed that man was killed.
第4个回答 2014-12-06
A man witnessed that that man was killed。
第5个回答 2014-12-06
A person who saw the man killed