I was out of town at the time, so I don’t know exactly how it _______.
A. was happening B. happened C. happens D. has happened
第1题:
请阅读下面程序 public class ThreadTest{ public static void main(String args[])throws Ex- ception{ int i=0; Hello t=new Hello; ; while(true){ System.Out.println("Good Morning"+i++): if(i= =2t.isAlive){ System.out.println("Main waiting for Hel- lo!"); join;//等待t运行结束 } if(i= =5)break;} } } class Hello extends Thread{ int l; public void run{ while(true)( System.Out.println("Hell0"+i++); if(i= =5)break;)))
A.t.sleep
B.t.yield
C.t.interrupt
D.t.start
第2题:
A.What
B.Where
C.How
第3题:
请在下面程序中的每条横线处填写一个语句,使程序的功能完整。程序的输出结果为:
TIME=1867
b=9
i=123
注意:请勿改动main()主方法和其他已有的语句内容,仅在横线处填入适当的语句。
源程序文件代码清单如下:
import java.io.*;
public class DataType
{
public ______ void main(String args[])
{
byte b;
int i;//定义变量i为int类型
______//定义常量TIME为整型,且值为1867
i=123;//给变量i赋值,该值为十进制的123
______//给变量赋值,改值为八进制的11,十进制的9
System.out.println("TIME"+TIME);
System.out.println("b="+b);
System.out.println("i="+i);
}
}
第4题:
____ I?know,?there?isn’t?such?a?word?in?English.
A、As much as
B、So far as
C、As long as
D、As soon as
第5题:
请阅读下面程序 publicclassThreadTest{ publicstaticvoidmain(Stringargs[])throwsException{ inti=0; Hellot=newHello(); ______, while(true){ System.out.println("GoodMoming"+i++); if(i==2&&t.isAlive()){ System.out.println("MainwaitingforHello!"); t.join();//等待t运行结束 } if(i==5)break;} } } classHelloextendsThread{ inti; publicvoidrun(){ while(true){ System.out.println("Hello"+i++); if(i==5)break;}}} 为使该程序正确执行, 下划线处的语句应是( )。
A.t.sleep()
B.t.yield()
C.t.interrupt()
D.t.start()
第6题:
-- Ann is in hospital.
-- Oh, really? I __ know. I __ go and visit her.
A. didn’t; am going to B. don’t; would
C. don’t; will D. didn't; will