{"answers": "D", "options": ["f : you are not interested in chinese at all ? but you should start learning .", "f : though you find the four tones challenging , you have mastered chinese .", "f : so you find the tones easy , but the writing of characters a difficulty ?", "f : i totally understand . the four tones are puzzling to many , not only you ."], "article": "f : eric , how long will you be in china ? m : i do n't know , well my contract here is for one year and i do n't know what i should do after that , maybe going around for a while . f : well . have you ever thought about learning some chinese ? m : actually i am learning that now , but it 's too hard for me . the four tones really drive me mad .", "id": "train_723"}