Carol has a library card and wants to check out a book. She goes to the ________. A. Ground floor B. 1st floor C. 2nd floor D. 5th floorĐoạn văn14/48Carol has a library card and wants to check out a book. She goes to the________. Ground floor 1st floor 2nd floor 5th floorGiải thíchĐáp án đúng là A