目前，街头出现了越来越多的猫与狗，对此你们班同学们组织了一场讨论：城市内是否可以饲养宠物。根据下表所提供的信息，介绍讨论情况，并说明自己的观点和建议。
支持饲养宠物 | 反对饲养宠物 | 你的观点 |
1）安慰孤寡老人 2）人与动物和谐相处，增添生活情趣 | 1）造成环境污染 2）吵闹声，甚至伤人 | …… |
注意：1）词数100左右。
2）可以适当增减细节，以使行文连贯。
3）开头语已为你写好。
Recently we have had a heated discussion on whether people should keep pets at home in cities.……
Recently we have had a heated discussion on whether people should keep pets at home in cities. Some students think it's a good idea to keep pets because old people who live alone at home can get some comfort from pets. Besides, getting along well with
