This motivated the students to keep going, and it also meant that everybody was working on the same thing at the same time, so if you went into a discussion forum, you could get an answer from a peer within minutes.
这就会激励学生去不断地去学习， 这还意味着每个人都在 在相同的时间内学习相同的内容 当你进入一个讨论区的时候 你可以在几分钟内从你的同学中得到解答