1.When answering this question, you can compare the types of outdoor activities, the environment, and the social context of the past and present. In the past, children might have engaged in more traditional and simple outdoor activities, such as playing in parks, riding bicycles, or playing sports in open fields, often without much adult supervision. 2.Nowadays, children's outdoor activities might be more structured and organized, often involving adult supervision and sometimes technology, such as playing in organized sports teams or using gadgets like drones. You can also discuss how urbanization and safety concerns have changed the way children play outdoors.

1. 在回答这个问题时，你可以比较过去和现在户外活动的类型、环境和社会背景。在过去，孩子们可能更多地参与传统和简单的户外活动，例如在公园里玩耍、骑自行车或在空旷的地方进行体育活动，通常没有太多成年人监督。 2. 现在，孩子们的户外活动可能更加结构化和组织化，通常需要成年人监督，有时还涉及科技，例如参加组织的体育团队或使用像无人机这样的设备。你也可以讨论城市化和安全隐患如何改变了孩子们的户外玩耍方式。