1. We sing beautiful songs together.

2. We learn classical songs and present at the school festival.

3. We sing pop songs and practice some songs so that we act on in front of teachers, students and parents at the school festival every year.

(Would you like to correct the errors in the sentences? Thank you.

1. OK

2. We learn classical songs and sing them at the school festival.

3. We sing pop songs and practice other kinds, too, so that we sing them well in front of teachers, students, and parents at the school festival every year.