()是人对客观事物是否符合需要、愿望和观点而产生的体验。
查看答案
“三个代表”重要思想是江泽民同志什么时候、在什么会议上提出来的?
You create a Web site that is for members only. The Web site allows members to create lists of users that have access to information about member profiles. The name of the list is stored in the listName variable. The user name of the user to whom access is given is stored in the username variable. You need to enable members to manage their lists of users. Which code segment should you use? ()
A. Roles.CreateRole(listName)User.IsInRole(listName)
B. Roles.CreateRole(listName)Roles.AddUserToRole(userName, listName)
C. Roles.RoleExists(listName)Roles.AddUserToRole(userName, listName)
D. Roles.RoleExists(listName)User.IsInRole(listName)
既溶解于水又溶解于乙醚的是()
A. 乙醇
B. 丙三醇
C. 苯酚
D. 苯