在Photoshop中可以绘制许多漂亮的图案，这些图案往往都是选区填充而来的。那么复杂的选区一般使用（）可以很方便准确生成，如下图像所示。 [" 使用选区工具进行一步一步的绘制。"," 首先使用画笔工具描出图案，然后再以选区载入图像。"," 首先使用路径工具进行绘制，然后再以选区载入图像。"," 使用魔棒工具自动生成。"]
抗寄生虫药可分几大类，试出各类代表药物2-3种。
众筹在中国面临的法律风险有（）。 ["刑事法律风险","行政法律风险","民事法律风险","司法法律风险"]
You are the network administrator for your company. Your network consists of a single Active Directory domain. All network servers run Windows Server 2003, and all client computers run Windows 2000 Professional. You install Windows Server 2003 with default settings on a new computer named Server1. You install and share several printers on Server1. You instruct all users to connect to these printers by using the address http://Server1/Printers. However, users report that they cannot connect to this address. You need to ensure that all users can connect to the printers by using HTTP. Which two actions should you perform?（） (Each correct answer presents part of the solution. Choose two.) [" Publish all shared printers that are installed on Server1."," Create a virtual directory named Printers on Server1."," Install IIS with default settings on Server1."," Reshare all printers on Server1."," Install the Internet Printing component of IIS."," Type Net Start W3SVC at a command prompt."]
科技创新的三种类型是（） ["知识创新","理论创新","技术创新","现代科技引领的管理创新"]
如果希望修改数据库的名字，可以使用的系统存储过程是（）。
