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回答题：People todayexpect to be examined when they enter a doctor’s office。Atleast they expecttheir blood pressure and temperature to be measured．However，as reo,,ntly as two hundred years ago，a doctor’S treatment depended on talking with patients．In genei tl，the communication betweendoctors and their patients was the most important part of medical methods．The modern ageof medicine began with the stethoscope，an instrument for listening to patients’heartbeat andbreathing．Before that，a doctor did not touch a patient．In fact，there was no such thing as a medical examination．
The stethoscope--with all other medical instruments--has a serious effect on the practice of medicine．、Doctors become better at finding the medical problems．More lives are saved．Atthesame time，doctors giye less importance to thecommunication betwe m patients and doctors．Somedoctorsactually stop：talking to their patients．It is easy to understand why some sick people thought themselves as broken machines．
A stethoscooe Call be used to__________． A．check health conditions
B．cure some illnesses
C．measure temperatures
D．treat hean disease
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