In the past, teachers used to be the (2)____ source of knowledge, the leader and educator of their students’ school life.

The changes that (1) __________in schools have changed the roles of teachers.

The changes that (1) __________in schools have changed the roles of teachers.

In no time, this will be also a (10) ______in most of the Vietnamese schools too.

In class, they do projects, exercises or lab work in small while the teachers are just the (9) _______.

Teachers record lessons (8) ______ students watch on their smart phones, home laptops or at lunch breaks in the school libraries.

students watch teachers’ lectures at home and do what is called (7) ______in class.

The most modem concept that has appeared in the schools of the U.S. is flipped classrooms, where students watch teachers’ (6) ____at home.