----- Nội dung dịch tự động từ ảnh ----- Score: 0 find after O 19:58 Nguyễn Lê Tuấn ID: 129979673 Level 23 name before look for on SUBMIT What do you do if you want to (1)__ a book in a library? If you know the author's name, go to the author catalogue. Find the title of the book and, check the shelf mark. Make a note of this before you (2)_-- the appropriate shelf. If you do not know the author's (3)--- , go to the title catalogue. If there is no title catalogue in the 1ibrary, go to the subject catalogue. Check all the titles which are under the subject you want. Then check the appropriate card, as with the author catalogue. Next look for the book (4)_. the shelf. Let the librarian stamp it (5) -_ you take it out of the library. If the book isn't on the shelf, ask the librarian to get it for you.