单项选择题

家长应该是用什么工具为婴幼儿清洁牙齿?

A.柔软的布
B．棉签
C．软毛牙刷
D．以上三个答案都正确

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单项选择题

You are the network administrator for Ezonexam.com.You create two shared printers on a Windows 2000Server computer in Ezonexam.com Ezonexam.One printer is shared as Admin，and the other printer is shared as Executive.Both printers are connected to the same print device.You set the priority of the Admin printer to 90and the priority of the Executive printer to 50.You want all users at the Ezonexam network to be able to send print jobs to either printer.However，you do not want the Executive printer to appear in the browse list when employees other than executives and administrative assistants create a new printer connection on their client computers.What should you do？（）

A．Change the priority of the Executive printer to 99.Change the priority of the Admin printer to 1.
B．Deny the Everyone group the Manage Printers permission.
C．Change the printer configuration to Not Shared.
D．Clear the List in the Directory check box in the printer configuration.

单项选择题

以下不属于不动产的是( )。

A.住房
B．草坪地下浇水设施
C．游泳池
D．汽车