1- Before you go to the state, recite Sura Fatiha snd gift it to Ummul Baneen.
2- Realize the angels are present and you are rewarded for educating the people. That helps give you confidence.
3- Bite at your teeth hard.
4- Recite verses 25-28 of Surah Taha.
5- Don’t be concerned about people judging you or that they will notice you are nervous. Many times they cannot even tell.
May Allah facilitate it for you.