18. Today we tend to live in small nuclear families rather than large extended families. At the same time parents tend to have fewer children because it costs so much to bring children up.

現在，人們更傾向于生活在凝聚的小家庭里而不是大家庭里。同時夫婦更傾向于少生孩子因為撫養孩子的花費太大。

19. Women traditionally stayed at home to cook,clean and look after children, but now it has been normal for women to gain qualifications and pursue a career.

傳統女性都是待在家里做飯，打掃和照看孩子，但是現代女性去考取認證或追求一份職業已經變得非常普遍了。

20.The lack of closeness in families can have a negative effect on children. Friends, television and the Internet become the main influence on children’s behavior so juvenile delinquency is on the increase.

家庭成員之間缺少親近會對孩子產生消極影響。朋友，電視和網絡會成為影響他們行為的主要因素，青少年的違法行為也會上升。

21. In the past, divorce was unacceptable but it has become much more common and socially acceptable nowadays. But children from single-parent families are more likely to get lower grades or drop out of school.

在過去，離婚是不被社會接受的，但是現在離婚已經變得非常的普遍和被接受了。但是在單親家庭長大的孩子往往學習表現不好或者退學。