How can this written page be corrected by adding or removing conjunctions?

"The clroom was small, it was hot. So, it came to my turn to do the speech. I started sweating from my hands, getting nervous. It was weird to me. I didn't think I was going to be like that. But it was different getting up in front of the cl. The lights were dim, there was a wooden podium for people to use, yet (it was) too tall for me. Once I stood by the podium I was stuck at first. For example, I was afraid to speak, words couldn't come out of my mouth, I didn't know where to begin or how to stand properly."