宪法是国家的（）。 基本法。 根本大法。 基础法律。 行政法规。
A Windows Communication Foundation (WCF) service is self-hosted in a console application. The service implements the IDataAccess contract, which is defined in the MyApplication namespace. The service is implemented in a class named DataAccessService which implements the IDataAccess interface and also is defined in the MyApplication namespace. The hosting code is as follows. (Line numbers are included for reference only.) 01 static void Main(string[] args) 02 { 03 ServiceHost host; 04 ... 05 host.Open(); 06 Console.ReadLine(); 07 host.Close(); 08 } You need to create a ServiceHost instance and assign it to the host variable. You also need to instantiate the service host.Which line of code should you insert at line 04?（） host = new ServiceHost("MyApplication.DataAccessService");。 host = new ServiceHost("MyApplication.DataAccess");。 host = new ServiceHost(typeof(IDataAccess));。 host = new ServiceHost(typeof(DataAccessService))。
教育科学理论研究表现出哪几个方面的功能？
法国（）批评家认为文学文本是普遍性社会语言系统。
中国共产党的指导思想是马克思列宁主义、毛泽东思想、（）、（）和（）。
下列搜集证人证言的程序，不合法的有（）
