单选题

The doctors were worried because the patient did not recuperate as rapidly as they had expected.
A. withdraw B. emerge C. recover D. uncover
【正确答案】 C
【答案解析】句意：因为病人并没有像他们此前想像的那样复原，医生们为此感到焦虑。recover恢复(健康)；withdraw收回，退出；emerge出现；uncover揭开，揭露。