混凝土是我国建筑业用量最大的材料。所以（）是绿色施工中一个突出问题。
You are a systems administrator responsible for managing a Windows Server 2008 Web Server Currently，there are no Web sites configured on the server. You need to configure the server to host two Web applications： Engineering App and Sales App. Both Web applications must be accessible by using HTTPport 80 without the use of host headers. Also， you must protect against problems in one Web applicationaffecting the performance or reliability of the other Web application. Which two steps should you take tomeet these requirements？（） ["Create a single Web site that contains both Web applications.","Create two Web sites， one for each Web application.","Assign both Web applications to the same application pool.","Assign each Web application to its own application pool."]
根据价值链理论，以下哪项属于辅助活动？（） ["人力资源","原料采购","生产加工","市场销售"]
凡装在同一船上的货物，即使装运时间或装运地点不同，也不视为分期发运。
Your company acquires a new Internet domain name.You need to ensure that all users can receive e-mail messages sent to the new domain name.Which two actions should you perform？（） ["Create a sharing policy.","Create a remote domain.","Create an accepted domain.","Create an e-mail address policy.","Modify the properties of the default Receive connector."]
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