{"answers": "A", "options": ["f : i do exercise regularly to keep fit .", "f : i keep slim by eating fruits and vegetables . i do n't do exercise at all .", "f : i keep slim by going on a diet . i do n't do exercise .", "f : i seldom do exercise to keep slim ."], "article": "m : i 'm on a diet these days . i eat only fruit and vegetables , no meat . f : i prefer to eat whatever i want , and then exercise regularly to keep fit . m : but i do n't have time to exercise .", "id": "train_4438"}