你班同学组织了一场讨论。讨论的主题是：城市内是否可以豢养宠物（狗和猫）。请你根据下表所提供的信息，介绍讨论情况，并说明自己的观点或建议。

注意：词数120左右。

Recently we have had a heated discussion on whether people should keep pets at home in cities.

　　你班同学组织了一场讨论。讨论的主题是：城市内是否可以豢养宠物（狗和猫）。请你根据下表所提供的信息，介绍讨论情况，并说明自己的观点或建议。

注意：词数120左右。

Recently we have had a heated discussion on whether people should keep pets at home in cities.

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