答案

Compared to the other two forms of activates, I prefer to be a visiting scholar. There are some reasons. First of all, it helps comprehend teaching and knowledge in different forms. In the field of education, besides theories that vary from person to person, the practice of teaching is quite different among professors in the same university, let alone those from other institutes. For example, some professor enjoy full digest of theories. They thus introduce a great varieties of relating ideas in class. But some experts like practices, and they bring in many examples. Moreover, it is a chance to communicate with specialists in different fields. It is an honor to talk with some of the best experts in certain field and almost every university may have one or two professors like this.