Read the following text. Choose the best word（s) for each numbered blank and mark [A] ,[B]

Read the following text. Choose the best word(s) for each numbered blank and mark [A] ,[B] , [C] or [D] on ANSWER SHEET1.What do you do to (21) care of the books in your library？ Some of the most collectors (22) to read the books in their collection; (23) the books remain in mint (24) . Others buy two copies of a book; they (25) 0ne, and leave the other untouched. Many readers must read their books,(26) they still want to protect and care for the volumes. Here are some tips to remember(27)you want your books to remain in good condition.Firstly, avoid Writing. You may have been told t0 (28) in the margins of your books, or even to underline or highlight words, phrases, and paragraphs. But, if you plan t0 (29) the book, add it to your library, or even sell it - don't write in the book. The ink permanently damages your book.Use a journal or notebook to take (30) 0n pages or use pieces of paper or Post-It notes. If you are (31) to write in your book, use a pencil, and erase the markings.Secondly, avoid Food and Drink. Food and Liquids which are hazards to your books. The best practice is to avoid eating or drinking (32) you read. If you need to read while you eat, make sure your fingers are clean and dry as you hold the book or turn the pages. Also, (33) the book away from the food and drink. Check the table or other surfaces for water, crumbs, and stick mess (34) you put your book (35).

Finally, take care. When you handle your book, hold it (36) care. When you read the book, don't (37) down the corners of the pages and use a bookmark instead. Don't fold the (38) 0f the book back. Don't break the binding; and don't (39) your book with the book (40) , face-down. Use a book cover to keep your books in the best condition.

21.

[A] put

[B] get

[C] take

[D] give