已婚妇女的妇科检查（）
A.三合诊
B.双合诊
C.肛-腹诊
D.肛门指诊
E.盆腔检查
参考答案：B
25. So carefully _____ the boy ______ his homework ______ he was praised.
A．does, finish, that
B．did, finish, than
C．had, finished, when
D．did, finish, that
防误装置电源应与（）电源独立。
A.控制与信号回路
B.继电保护与信号回路
C.继电保护与控制回路
