Focus on the benefits of the talent show and what students can gain by joining. These could include an opportunity to perform into others, if there is a prize to be won etc. It is best to focus on things that your fellow classmates could gain by joining the talent show, and hopefully they will decide to sign up. Also making the piece interesting and different will also help to attract interest.
Hello !
1. He is playing football
→ Football is played by him.
2. He has completed his homework.
→ His homework was completed by him.
3. I am eating my dinner.
→ My dinner was eaten by me.
4. The postman delivers letters.
→ <em>The letters were delivred by the postman.</em>
5. My mother teaches me English.
→<em> English was taught to me by my mother.</em>
<em>× × i hope i helped you ! × ×</em>
The answer would be : to show the audience that he knows about many uses for herbs.
Hope this helps !
Photon