诉讼的基本制度有哪些？
为小班儿童选择的玩具，正确的说法是（） ["玩具的种类可以少一些，但是每一种玩具的数量一定要充足","玩具的种类应该多一些，但是每一种玩具的数量可以少一些","应以成型的形象玩具为主","应提供发展抽象思维的智力活动成分较多的玩具，如象棋、拼板","多设未成型的材料即非专门化玩具"]
中心引线为正极，外壳为负极的二极管为负二极管。
Oracle Net is responsible for establishing and maintaining the connection between the client application and the server. On the client side， Oracle Net is responsible for which three connectivity issues？（） ["The location of the server.","The Oracle user being connected.","Privileges and role information.","Protocol involved in the connection.","How to handle exceptions and interrupts."]
火场逃生的原则是（） ["抢救国家财产为上","先帮助他人为上","安全撤离、救助结合","逃命要紧"]
终极的紧急关断系统分几级？
