“吴丝蜀桐张高秋，空山凝云颓不流。江娥啼竹素女愁，李凭中国弹箜篌。”（李贺《李凭箜篌引》）解释上引诗句中的“颓”、“啼竹”、“中国”。并指明二、三句运用了什么艺术表现手法。
分层开挖深度在软土中一般不宜超过1m，较好土质也不宜超过（）m。 ["1","2","3","4"]
Explanation/Reference： QUESTION 29 You have an Exchange Server 2010 organization named contoso.com. Your company plans to provide business continuity services for a company named Fabrikam. Fabrikam has an Exchange Server 2007 organization and uses the fabrikam.com SMTP domain. You need to configure your organization to queue and relay all e-mail messages sent to fabrikam.comfrom the Internet. What should you do？（） ["Create a new remote domain， and then modify the mail exchange （MX） record for the fabrikam.com public DNS domain.","Create a new remote domain， and then modify the mail exchange （MX） records for the contoso.com public DNS domain.","Create a new External Relay Accepted Domain， and then modify the mail exchange （MX） records for the contoso.com public DNS domain.","Create a new External Relay Accepted Domain， and then modify the mail exchange （MX） records for the fabrikam.com public DNS domain."]
砍伤与切创的鉴别
试分析《新青年》对新文化运动的贡献。
上官体
