Ключевые слова: certificate, check, collaborating, college, computer, courses, digital, diploma, education, educational, female, graduation, hand, high school, holding, knowledge, laptop, learner, learning, lesson, manage, message, mobile, notebook, online, person, personalization, plan, reading, reminder, room, school, schoolwork, searching, selfguided, showing, student, study, summer, summertime, teacher, tech, technology, test, time, timetables, university, web, website, wifi, woman, work,