单项选择题


A．sure of
B．careless about
C．pleased with
D．disappointed at
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单项选择题
The problem becomes worse due to ______.
A．the increasing number of patients
B．the widespread medical knowledge on the Internet
C．the patients' regular visits to doctors that occupy too much time
D．new diseases and symptoms emerge constantly
单项选择题
A．ImmediatelyB．CarefullyC．SuddenlyD．Slowly
A．Immediately
B．Carefully
C．Suddenly
D．Slowly
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