确立毛 * * 思想在全党指导地位的是（）。
A.党的五大
B.党的六大
C.党的七大
D.党的八大
参考答案：C
One of the basic rules of computer security is to change your ______ regularly.
A．name
B．computer
C．device
D．password
防己黄芪汤中重用黄芪的用意是
A．益气生肌B．补气升阳C．补气行血D．益气托毒E．补气行水
