system
apprehensive: All my friends signed up for horse back riding lessons but I had never been before.  I wasn't sure I wanted to go with them but they convinced me to sign up and go even though I was very scared!
human
All my friends signed up for horse back riding lessons but I'd never been before and was scared.  They convinced me to sign up and take them!
gpt
It does sound like fun, though. Did you have a good time?
human
I wouldn't say it was a good time but I'm glad I tried it!
gpt
Are you ever going to do it again or are you done? I went when I was a child. 