1.Many students find that joining in the English club improves thier English a lot.
2.In Mr.Gao's English class, students always get lots of practice, and from it they feel happy at the same time.
3.One of my old classmates called me yesterday. I was very excited and we talked for a long time on the phone.

The teachers were most impressed by your performance in your class.
He is such a kind and helpful boy that he always helps us when we meet problems.