Doctor:What is troubling you?
--The doctor asked the patient what was troubling him.
Patient:I have great difficulty in breathing ,my heart is beating very fast.
-- The patient answered that he had great difficulty in breathing and his heart was beating very fast.
Doctor:when did you begin to notice these symptoms?
-- The doctor asked the patient when he began to notice those symptoms.
Patient:Fives years ago.But I didn't care about it.In the past two years,I noticed my heart beat faster than before when I clinbed stairs.
-- The patient answered that it was five years before.But he didn't care about it.In the past two years,he had noticed his heart beat faster than before when he climbed stairs.
Doctor:How's your sleeping?
--- The doctoer asked him how was his sleeping.
Patient:I haven't been sleeping well for years.I have to sit up to catch my breath at night.
-- The patient answered that he hadn't been sleeping well for years and he had to sit up to catch his breath at night.