A possible version:

Notice; pay attention to

The new library in our school has been built. It will open tomorrow. Teachers and students can borrow books, but each can only borrow two books at a time. You can keep these books for two weeks. Please return the book on time. Books should be taken good care of. Our new reading room will open after class this afternoon. You can read newspapers and magazines there, but you can't take them out. Please return the book on time. Please keep quiet in the reading room. Don't make any noise. Welcome to our new library.

Test analysis: This article is a practical article, and a notice needs to be written. Pay attention when writing, notice is to convey what will be done. So write the notice in the simple present tense and future tense. When writing the text of the notice, the language should be concise and clear, and the object, reason, time, place and content of the notice should be clearly stated in an orderly manner. Simply put, it is "someone (unit) does something at a certain time and place, plus matters needing attention". Because there are many points in this written expression, we should be careful not to omit the points and connect them with appropriate conjunctions. Of course, we should also pay attention to the reasonable arrangement between sentences to make them logically clear.

The highlights show that this written expression is comprehensive and compact. At the beginning of the article, the reason for the notice is introduced, that is, the new school library will be opened, and then five requirements are put forward for teachers and students, that is, the objects and events to be notified should be made clear. Simple sentences are used throughout the article, which makes the language fluent, concise and clear, and meets the language requirements of written expression of the notice. In addition, the author also uses imperative sentences, such as please return the book on time; ; Please return the book on time; Please keep quiet. Don't make any noise, take good care of the passive sentence book; ; Everyone can borrow two books at a time, and so on. Strengthen the language of the article.