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单项选择题 类Teacher: class Teacher{   String name; float salary;  Teacher(String name){    this.name = name; }  Teacher(String name,float salary){   this.name = name;    this.salary = salary; } }  执行语句Teacher t = new Teacher(“Tom”,2000.0f);后,字段salary的值是哪一项?()  

A、 2000.0f

B、 0.0f

C、 null;

D、 2000

  • A
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