2. Introduce your strengths, and highlight the jobs you are suitable for the secretariat, such as being careful and writing well (if you don't write well, you say you like writing).

Confess your shortcomings, which shows that you are a sincere person. Don't say everything, just say one or two points.

4. Recommend me to be admitted, because from my point of view, I hope to join the secretariat and get exercise; In addition, from the point of view of the secretariat, I should also be admitted, because I believe that my participation will definitely contribute to the secretariat.

This is probably the structure, and some famous sayings, Tang poetry and Song poetry can be added.