16. It is hard to imagine a student focusing their energy on textbook while other children are playing.
当别的孩子在玩耍的时候，很难想象一个学生能集中精力在课本上。
17. Moreover, children will have less time to play and communicate with their peers due to extra studies, consequently, it is difficult to develop and cultivate their character and interpersonal skills. They may become more solitary and even suffer from certain mental illness.
而且，由于要额外地学习，孩子们没有多少时间和同龄的孩子玩耍和交流，很难培养他们的个性和交际能力。他们可能变得孤僻甚至产生某些心理疾病。
18. From what has been discussed above, we may safely draw the conclusion that, although extra studies indeed enjoy many obvious advantages, its disadvantages shouldn't be ignored and far outweigh its advantages. It is absurd to force children to take extra studies after school.
通过以上讨论，我们可以得出结论：尽管额外学习的确有很多优点，但它的缺点不可忽视，且远大于它的优点。因此，放学后强迫孩子额外学习是不明智的。
19. Any parents should place considerable emphasis on their children to keep the balance between play and study. As an old saying goes: All work and no play makes Jack a dull boy.
任何家长都应非常重视保持孩子在学习与玩耍的平衡，正如那句老话：只工作，不玩耍，聪明的孩子会变傻。
20. There is a growing tendency for parent these days to stay at home to look after their children instead of returning to work earlier.
现在，父亲或母亲留在家里照顾他们的孩子而不愿过早返回工作岗位正成为增加的趋势。
