他现在单身，专注于自己的事业。

He is currently ___unattached and focusing on his career.

请把这张未固定的海报贴在公告栏上。

Please pin this ___unattached poster to the bulletin board.

这位记者选择保持独立身份，以便报道更加客观公正。

The journalist chose to remain ___unattached to ensure more objective reporting.