玉米、高粱的茎上长出许多不定根,属于()。 ["支持根","呼吸根","攀援根","寄生根"]
同一浇筑仓的模板应按()原则拆除。 ["A.先装的先拆、后装的后拆 ","B.先装的后拆、后装的先拆 ","C.同时拆 ","D.无所谓"]
结合实例谈谈怎样结合阅读教学进行听说训练。
隧道口开挖
public class Employee{ private String name; public Employee(String name){ this.name = name; } public void display(){ System.out.print(name); } } public class Manager extends Employee{ private String department; public Manager(String name,String department){ super(name); this.department = department; } public void display(){ System.out.println(super.display()+”,”+department); } } 执行语句new Manager(“smith”,”SALES”)后程序的输出是哪项?() [" smith,SALES"," null,SALES"," smith,null"," null,null"," 编译错误"]
教师侵害学生受教育权常表现在哪些方面?