Answer:
Below you can find the active voice version of the given sentences.
1. That pass was thrown very poorly =
They threw the pass very poorly.
2. The advertisement was played on that radio station every hour of the day. =
They played the advertisement on the radio station every hour of the day.
3. Mistakes were made in the way your claim was handled.
You made mistakes in the way you handled the claim.
4. There are many techniques that can be used to improve sentence fluency.=
You can use many techniques to improve sentence fluency.
5. My computer was used for work every day I was supposed to be on my vacation.=
They used my computer every day I was supposed to be on my vacation.