1. If you attend the training and want to make friends in a humorous way, you can add some training-related topic tags, such as "knowledge charging" or "endless learning", which will not only increase the exposure of your circle of friends, but also allow more people to participate in your topic.

2. At the end of the article, you can invite friends to comment or interact. "What interesting trainings have you participated in? Share it in the comment area. " Or "What do you think is the hardest part of training? Let's spit together. "