请爱护书籍 按时归还书不准在书馆内吃东西 请翻译成英语（要用祈使句）

不准在图书馆内大声喧哗 不准在图书馆内吃东西 Are not allowed to make much noise in the library are not allowed to eat in the library

请爱护书籍 按时归还图书不准在图书馆内吃东西 Please take care of the books on time to return the books are not allowed to eat in the library