{"answers": "B", "options": ["m : it 's lucky that you and your sister can communicate by phones .", "m : so you and your sister always communicate with each other by letters ?", "m : it 's lucky that you and your sister can communicate by e-mails .", "m : why do you and your sister communicate by letters when she is in america ?"], "article": "m : anna just email to say that the managers meeting is put off till next monday . will you have everything ready by then , sabrina ? hey sabrina , what 's wrong ? f : i 'm so worried . i have n't heard from my sister for 2 weeks . m : how often do you call each other ? f : normally at least once a week . but she 's now a volunteer teacher in a mountain village in africa . i can only write her .", "id": "train_2802"}