羧基的化学修饰常用修饰剂（） ["苯乙二醛","四硝基甲烷","水溶性碳化二亚胺","巯基乙醇E丁二酮"]
象征主义诗歌最初产生的时间是（） ["19世纪初期","19世纪中叶","19世纪下半叶","20世纪初"]
假说
以下能够实现在网页中应用CSS样式的方法是（） ["在“属性”面板中选择“样式”下拉列表框进行设定","利用标“标签选择器”选择样式","使用鼠标右键快捷菜单","以上三个都可以"]
Your network contains two Windows Server Update Services (WSUS) servers named Server1 and Server2. Server1 is a member of a domain named contoso.com. Server2 is a standalone server. Server2 is configured as an autonomous downstream server.You need to ensure that all updates approved on Server1 are automatically approved on Server2. Which options should you modify？（） [" Automatic Approvals"," Products and Classifications"," Synchronization Schedule"," Update Source and Proxy Server"]
基肥
