The concept of a teacher standing at the front facing rows of desks with

Technology is developing, so it has enabled us to do some amazing things. The question is: "What will schools be like in 20 years' time?".
Schools have experienced a transformation over the last 80 years - from chalkboards to interactive smartboards and from notebooks to iPads. The concept of a teacher standing at the front facing rows of desks with students who listen and take notes (18) ______. Digital classrooms will enable students to take part in learning activities anytime and anywhere.
Some people believe that it is only a matter of time before cyborg guides begin to replace teachers in schools. However, it's more likely that robots will be used to support teachers in (19) ______. For instance, robots can be used to (20) _______. This can help to improve student's learning as it will help students learn in the best way.
Besides, virtual reality headsets will play a bigger role in the schools of the future. (21) ________, a world of information is at our fingertips with a click of a button or a simple voice command. We are moving away from the time when students' schoolbags were full of books. This is the generation of tablets and 3D Digi books, (22) ______ with 3D objects by touch. What's more, with virtual reality headsets, students may participate in historic scenes or (23) _______ without leaving the classrooms. Everything may be a feature of schools in years to come. However, only time will tell how many of those possibilities will happen in the future.
(Adapted from Bright Workbook)