Quick touch-up and all ok...
1. Meanwhile, classroom observation gave me the impression that the students who used the largest number of grammatical forms, instead of the most appropriate ones, got more praise than the others.
2. Your courses distinctively include diversity in language learners as one of its strengths. I am also interested in this.
3. This rewarding experience strengthened my desire to teach but also revealed how far my students were from being qualified English learners.
Student or Learner