不属于医生义务的内容是（）
A.承担诊治的义务
B.解释说明的义务
C.保密的义务
D.对社会的义务
E.医学科研的义务
参考答案：E
营运驾驶员从业资格证污损，可向（）换领新证。
He managed to make himself ______ with his _______ English. [ ]
A. understood; breaking
B. understand; broken
C. understood; breaking
D. understood; broken
