急问：xdf给的万能14个理由是什么啊，知道的nn进来贴一下吧，不甚感激！

明天就要考试了，今天才开始看twe

xdf网络课堂好像有给了14个万能理由是吧？哪位nn贴给偶一下吧。

先谢谢了。

1. efficiency  效率(讲科学和时间方面的,注意和convenience区分)

2. convenience  方便(讲心情方面的, 注意和efficiency区分)

3. safety

4. finance

5. space (first write what's in space, then indicate the use of more space--->e.g. invate friends)

6. time

7. health (physical and mental).....(avoid medical problems and improve physical conditions, reduce their psychological pressure and anxiety to the minimum level)

8. communication

9. interest-fun

10. personality-characteristic-personal development

11. knowledge (learn from teachers, friends or learn by yourself)

12. experience (improve teamwork skills, develop leadership potential, enhance interpersonal experience)

13. opportunity (short term and long term)

14. others (family, friends)