2. The first and second floors should be a place for self-study, and there is also a corridor on the third floor. The reading room next door is also allowed to bring books in.

The place for self-study is in the hall, not indoors.

5. Try to find it. Generally, there are basically no seats after 7: 30, and many people sit.

Return it within 28 days. The stairs are behind the service desk on the first floor.