171．From what I have mentioned above, we can see clearly that violence on TV has great influence on youngsters‘ behavior.

 　　从上面我所提到的，我们可以清楚地看到，电视暴力对青少年的影响是极其深远的。

　　172． There are two reasons for the improvement in people‘s living conditions. In the first place, we have been carrying out the reform and opening-up policy. Secondly, there has been a rapid expansion of our national economy. Furthermore, the birth rate has been put under control.

　　人民生活状况的改善原因有两点。首先，我们一直在贯彻执行改革开放政策。其次，国民经济正在迅速发展，而且出生率已经得到控制。

　　173． My suggestions to deal with the problem are as follows. To begin with, it is urgent to create nature reserves. Secondly, certain rare wild animals that are going to be extinct should be collected, fed and reproduced artificially. Finally, those who hunter them must be punished severely.

　　我对解决这个问题的建议如下：首先，迫在眉睫的是建立自然保护区。其次，有些濒临灭绝的珍稀野生动物应该收捕、人工喂养并繁殖。最后，对于捕猎珍稀野生动物的人必须严惩。

　　174．People differ in their attitudes towards failure. Faced with it, some of them can stand up to it, draw useful lessons from it and try hard to fulfill what they are determined to do. Others, however, lose heart and give in.

　　人们对失败持有不同的态度。面对失败，有人能够经得起考验，从失败中汲取教训，并努力去完成他们下定决心要做的事情。然而，另一些人却丧失信心并退却了。

　　175. It is desirable to build more hospitals, shopping centers, recreation centers, cinemas and other public facilities to meet the growing needs of people.

 　　人们希望建立更多的医院、购物中心、娱乐中心、电影院和其他公用设施来满足人们日益增长的需求。