The answer is complete thought.
The sentence "Metal beams were damaged by the water." is in Passive Voice
<em>The active voice of this is "The water damaged the metal beams."</em>
Do you mean grad speech? If so:
Here are some ways to write a grad speech:
1. Thank the Previous Speaker
2. Introduce Yourself
3. Share a Motivational Quote
4. Share Some Good Advice
5. Recall the Good Times
6. Restate Your Motivational Quote
7. Create a Call to Action
8. Thank Everyone