1, pre is the abbreviation of presentation, presentation and report. College students' pre is a process of input before output, which can be regarded as a process of reorganizing knowledge and truly internalizing and absorbing themselves.

2. pre related to college students refers to giving a keynote speech related to college students.

3.pre is the abbreviation of presentation presentation and report. A good oral speech is an art that pays attention to the needs of the audience, carefully arranges and pays attention to statements.

4. Speech is a kind of language communication activity in public, with audio language as the main means and body language as the auxiliary means, aiming at a specific problem, clearly and completely expressing one's views and opinions, clarifying things or expressing emotions, and carrying out propaganda and agitation.

5.presentation has become an equal course learning assessment method with exams and papers in most courses. Pre requires students to give a speech around a topic on the platform. Just give a general direction and let the students choose their own topics. The materials, contents, opinions or knowledge needed under the topic need to be freely used. Pre will be conducted in front of the whole class in class, and the proportion of pre scores varies from course to course.