{"answers": "D", "options": ["m : you are right . i am going to return a book to the library . i hope someone can return harry potter to me .", "m : well . i would like to waiting for borrowing the book , but i have been waiting for 3 months .", "m : all right . i have patience . i will buy a book online .", "m : okay . i just want to borrow the book named harry potter ."], "article": "m : i 've been waiting for 3 weeks for someone to return harry potter to the library . i 'm getting so impatient . f : why do n't you just buy your own copy on line ?", "id": "train_4975"}