As an adjective:
* The captive audience listened intently to the speaker.
* The lion was kept in a captive environment at the zoo.
* The soldiers were held captive by the enemy.
As a noun:
* The rebels took several captives during the raid.
* The captives were released after the peace treaty was signed.
* The captives were treated poorly by their captors.
In a figurative sense:
* The beautiful sunset held me captive with its beauty.
* The enchanting melody held the listener captive.
* The story's compelling plot kept the reader captive until the very end.
The specific sentence you use will depend on the context and what you want to emphasize.