13. 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.

　　我對解決這個問題的建議如下：首先，迫在眉睫的是建立自然保護區(qū)。其次，有些瀕臨滅絕的珍稀野生動物應該收捕、人工喂養(yǎng)并繁殖。最后，對于捕獵珍稀野生動物的人必須嚴懲。

　　14. 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.

　　人們對失敗持有不同的態(tài)度。面對失敗，有人能夠經得起考驗，從失敗中汲取教訓，并努力去完成他們下定決心要做的事情。然而，另一些人卻喪失信心并退卻了。

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

　　人們希望建立更多的醫(yī)院、購物中心、娛樂中心、電影院和其他公用設施來滿足人們日益增長的需求。

　　16. As a popular saying goes, "everything has two sides." Now the public are benefiting more and more from scientific and technological inventions. On the other hand, the progress of science and technology is bringing us a lot of trouble. People in many countries are suffering from public hazards.

　　常言道：事情總是一分為二的。如今人們從科技發(fā)明中得到越來越多的好處。另一方面，科技進步也給我們帶來了許多麻煩�，F在許多國家 的人民飽受公害之苦。

　　17. Let‘s take cars for example. They not only pollute the air in cities, but make them crowded. Furthermore, they are responsible for a lot of traffic accidents. The noise made by cars disturbs the residents living on both sides of streets all day and night.

　　就拿汽車為例。汽車不僅污染城市空氣，而且使城市擁擠不堪。此外，汽車造成許多交通事故。汽車所產生的噪音使居住在街道兩旁的居民日夜不得安寧。