There are often a lot of materials in application writing, and candidates can extract more effective information from the materials, thus making writing more handy. However, there are relatively few or no comprehensive writing materials in the examination of public institutions, and candidates can extract less effective information from the materials. This directly leads many candidates to feel that they have nothing to say in the article writing of the examination in public institutions, and they can only make a patchwork, which eventually leads to stiff sentences, lack of fluency and integrity, and is difficult to obtain.