Online or in class? 1 Many people believe that there won39;t

Online or in class? 1 Many people believe that there won39;t be any schools in the future. Instead, students will learn at home with the help of a personal computer and the Internet. 2 It is true that technology plays a big part in learning today. In many parts of the world, students use personal computers to write their school assignments or keep notes of lectures. What39;s more, students go online to look up useful information or do an online course. 3 However, computers will never be able to replace teachers,39;Teachers motivate their students, help them out with difficult tasks, answer their questions and give clear explanations. Moreover; teachers show young children how to behave and act as role models for them. 4 To sum up, technology can help students learn things. Unfortunately, it cannot offer them the inspiration and support that teachers can. a)Подчеркни предложения, в которых сформулирована основная тема текста. Поменяй их на другие, так же передающие главную идея текста. b)Какое пояснительно предложение автор даёт к каждому главному?