參考范文：

The Roles of Pets in Family(動物在家庭中的角色)

As for the role of pets in our family, psychologists have conducted a series of experiments to determine the role that pets play in improving happiness in our daily life. As the competition becomes more and more fierce, people always shoulder great pressure and endure different difficulties and dilemmas. An increasing number of people choose to feed pets as a better way to diffuse pressure, which could contribute to the harmonious family atmosphere. Compared with those without pets, pets owners could receive as much support from their pets as they did family members. What’s more, we, only-child generation, always attach more importance to study and work, neglecting the feeling and emotion of the elder, which does exert harmful influence on the relationship between family members. With the company of pets, the elder could enjoy more joy and avoid the feeling of being lonely. With the coming of boom in aging population, the Chinese have been experiencing a pet boom in recent years and it can be predicted that the role of pets in family will become more and more vital.