Should I write it down or copy it down?

Write from memory. Because taking off the post is to leave the copybook and write it yourself, taking off the post in the calligraphy exam is dictation. China Calligraphy and Painting Proficiency Examination is a skill training and evaluation system for calligraphy and painting learners sponsored by the Examination Center of the Ministry of Education and undertaken by Beijing Education Examinations Institute. There are three systems of calligraphy grade examination, namely, China Calligraphy and Painting Grade Examination sponsored by Beijing Education Examinations Institute and approved by the Ministry of Education.