Then it is basically unacceptable, that is, the noise is loud. After all, everyone quietly bowed their heads and studied, and only you were there to manage how to study, which directly made the atmosphere very noisy.
Secondly, occupying a seat is actually good now. In the past, it was very easy for university libraries to occupy seats. As long as you can't get there, others can't be in your position. Then everyone went to the library for the purpose of learning, but because of these seat-occupying behaviors, there were no vacant seats.