{"answers": "B", "options": ["f : it is very boring . now , i want return to you .", "f : now , here is the book to be returned .", "f : i 'm here to invite you for dinner .", "f : i 'm here to ask you for help ."], "article": "m : nice to see you , mary ! come in , please ! f : thank you tom , but i am afraid not now . i 've come only to return the book borrowed from you . m : wonderful . i 've been waiting for you a long time and longing to know what you think of it . f : it is very interesting and i 've learned a lot from it . m : well , so it is with me .", "id": "train_2770"}