露地观赏植物可分1.()2.()3.()4.()5.().
受压容器安全附件是:1.();2.();3.();4.();5.();6.();7.()
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现金支出业务的处理程序为()。A、1.指导填写凭证;2.出纳审核盖章;3.领导审批签字;4.出纳清点支付B、1.指导填写凭证;2.出纳清点支付;3.领导审批签字;4.出纳审核盖章C、1.指导填写凭证;2.领导审批签字;3.出纳审核盖章;4.出纳清点支付D、1.指导填写凭证;2.出纳审核盖章;3.出纳清点支付;4.领导审批签字
黄药师的六个徒弟:1.()2.()3.()4.()5.武眠风6.冯默风
光纤直放站兼备以下哪些功能()1.宽带2.选带3.选频4.路由5.抗干扰A.123B.234C.345D.135
烟叶成熟的特征从哪几方面判断:1.()、2.()、3.()、4.()、5.()、6.()
蔬菜按照对温度的要求.可分为五类1.()2.()3.()4.()5.().
1. public interface A { 2. public void doSomething(String thing); 3. } 1. public class AImpl implements A { 2. public void doSomething(String msg) { } 3. } 1. public class B { 2. public A doit() { 3. // more code here 4. } 5. 6. public String execute() { 7. // more code here 8. } 9. } 1. public class C extends B { 2. public AImpl doit() { 3. // more code here 4. } 5. 6. public Object execute() { 7. // more code here 8. } 9. } Which statement is true about the classes and interfaces in the exhibit?() A、 Compilation will succeed for all classes and interfaces.B、 Compilation of class C will fail because of an error in line 2.C、 Compilation of class C will fail because of an error in line 6.D、 Compilation of class AImpl will fail because of an error in line 2.