options: m : you wait in the library for me to deliver the medicine to you . take this medicine once a day . m : the book i bought in the bookshop says this medicine should be taken once a day . m : you are welcome . that 's my responsibility as a doctor . m : do n't worry . you are not serious enough to take medicine .
article: f : how shall i take this medicine ? m : 3 times a day . i 'm sure you 'll be alright soon . f : thanks a lot .