他解开鱼钩上的鱼线。

He ___unhooked the fishing line from the hook.

他解开了鱼钩，把鱼放回了河里。

He ___unhooked the fish and released it back into the river.

她终于摆脱了那份让她痛苦的工作。

She finally ___unhooked herself from that miserable job.