The following are a short paragraph (the original), and its condensed versions (A & B). Which one is more appropriate? The original:The movement toward education by computer is developing fast. Massive Open Online Courses, called MOOCs, are changing how people learn in many places. For years, people could receive study materials from colleges or universities and take part in online classes. But such classes were not designed for many thousands of students at one time, as MOOCs are.
发布时间:2024-05-23 19:49:45