with a murder, the young man is being questioned by the police.
A. To connect
B. Having connected
C. Connecting
D. Connected
网友回答
A. To connect
B. Having connected
C. Connecting
(答案→)D. Connected
解析：考查非谓语动词。短语：be connected with 与什么联系在一起，句意：与凶手联系在一起，这个年轻人正在被警察质问。所以选D。