1.You can discuss common activities people engage in on social media, such as sharing photos, chatting, or reading news. 2.You might also consider mentioning the reasons behind these activities, like staying connected, entertainment, or information gathering.

1. 您可以讨论人们在社交媒体上进行的共同活动，例如分享照片、聊天或阅读新闻。 2. 您还可以考虑提到这些活动背后的原因，比如保持联系、娱乐或信息获取。