中国大学MOOC: 运行如下程序,输出结果是()。StringBuffer sb = new StringBuffer(good morning!);String sub = sb.substring(0, 8);System.out.println(sub);System.out.print(/);char c = sb.charAt(6);System.out.println(c);
中国大学MOOC: 运行如下程序,输出结果是()。StringBuffer sb = new StringBuffer(good morning!);String sub = sb.substring(0, 8);System.out.println(sub);System.out.print(/);char c = sb.charAt(6);System.out.println(c);
运行如下程序,输出结果是()。StringBuffer sb = new StringBuffer("good morning!");String sub = sb.substring(0, 8);System.out.println(sub);System.out.print("/");char c = sb.charAt(6);System.out.println(c); A: good mor/o B: good morn/o C: good morn/m D: good mor/o
运行如下程序,输出结果是()。StringBuffer sb = new StringBuffer("good morning!");String sub = sb.substring(0, 8);System.out.println(sub);System.out.print("/");char c = sb.charAt(6);System.out.println(c); A: good mor/o B: good morn/o C: good morn/m D: good mor/o
String类charAt()方法作用是 ( )
String类charAt()方法作用是 ( )
填入适当的介词 deprive sb ________ sth rob sb _______ sth remind sb _______ sth notify sb _______ sth accuse sb ________ sth
填入适当的介词 deprive sb ________ sth rob sb _______ sth remind sb _______ sth notify sb _______ sth accuse sb ________ sth
wave to/at sb wave goodbye to sb
wave to/at sb wave goodbye to sb
呼吸性碱中毒中() A: AB>SB B: AB<SB C: A D: SB均正常 E: A F: SB均低于正常 G: A H: SB均高于正常
呼吸性碱中毒中() A: AB>SB B: AB<SB C: A D: SB均正常 E: A F: SB均低于正常 G: A H: SB均高于正常
分析下面的Java程序段,编译运行后的输出结果是( )。public class Test {public void changeString(StringBuffer sb) {sb.append("stringbuffer2");}public static void main(String[] args) {Test a = new Test();StringBuffer sb = new StringBuffer("stringbuffer1");a.changeString(sb);System.out.println("sb = " + sb);}} A: sb = stringbuffer2stringbuffer1 B: sb = stringbuffer1 C: sb = stringbuffer2 D: sb = stringbuffer1stringbuffer2
分析下面的Java程序段,编译运行后的输出结果是( )。public class Test {public void changeString(StringBuffer sb) {sb.append("stringbuffer2");}public static void main(String[] args) {Test a = new Test();StringBuffer sb = new StringBuffer("stringbuffer1");a.changeString(sb);System.out.println("sb = " + sb);}} A: sb = stringbuffer2stringbuffer1 B: sb = stringbuffer1 C: sb = stringbuffer2 D: sb = stringbuffer1stringbuffer2
急性呼吸性酸中毒时,AB和SB变化特征为: A: AB(实际碳酸氢盐)升高 B: SB(标准碳酸氢盐)升高 C: AB<SB D: AB>SB E: AB↓、SB↓、AB=SB
急性呼吸性酸中毒时,AB和SB变化特征为: A: AB(实际碳酸氢盐)升高 B: SB(标准碳酸氢盐)升高 C: AB<SB D: AB>SB E: AB↓、SB↓、AB=SB
在疾病状态下,SB与AB可以不相等。SB〉AB表示有(),SB
在疾病状态下,SB与AB可以不相等。SB〉AB表示有(),SB
急性呼吸性酸中毒时, 可以出现 A: SB 增加 B: AB 淢少 C: SB < AB D: SB > AB E: SB = AB
急性呼吸性酸中毒时, 可以出现 A: SB 增加 B: AB 淢少 C: SB < AB D: SB > AB E: SB = AB