职业道德是人们在职业活动中应遵循的特定（）。
A、职业纪律和职业习惯
B、职业习惯和职业规范
C、行为准则和行为纪律
D、职业规范和行为准则
参考答案：D
President Obama held talks with Chinese President Hu Jintao in Beijing, ________ economic recovery, climate change and stopping the spread of nuclear weapons.
A．which was discussed
B．in which they-discussed
C．when they discussed
D．which discussed
郁金不具有的功效是
A．退黄
B．凉血
C．清心
D．解郁
E．消痈
