个人出售自住房并拟在出售1年内重新购房,其应缴纳的个人所得税税款,应当在办理房屋转移登记前,以纳税( )形式向税务机关缴纳。
A.预交款
B.预订金
C.订金
D.保证金
参考答案:D
简述“不落家”风俗形成的原因及特点。
下面程序是一个计时器,从1000秒开始倒计时,直到为0结束。在界面上有两个按钮,一个可以暂停计时,另一个可以继续已经暂停的计时。请更正题中带下划线的部分。 注意:不改动程序的结构,不得增行或删行 import java.awt.*; import java.awt.event.*; import java.applet.Applet; public class Example3_4 extends Applet public Color color = Color.red; private int num= 1000; public Counter theCounter; private Button stop; private Button start;public void init() stop = new Button("暂停"); start = new Button ("继续"); theCounter = new Counter(this); stop.addActionListener(new Lst() implements ActionListenerpublic void actionPerformed(ActionEvent e) theCounter.sus(); ); start.addActionListener(new SuspenListener()); add(start); add(stop); theCounter.start();public void paint(Graphics g) g.setCotor(color); g.drawString(String.valueOf(num),50,50);public void setInt(int i) num=i;class SuspenListener implements ActionListener public void actionPerformed(ActionEvent e) theCounter.conti (); public class Counter extends Thread Example3_4 example; boolean isHold;Counter (Example3_4 ex) this.example = ex; isHold = false;public void sus() isHold = true;public synchronized void conti() isHold = false; notify();public void run() for (int i = 1000; i>0; i--) if (i%2 == 1)example.color = Color.red; elseexample.color = Color.blue; example.setInt(i); example.repaint(); try sleep(1000);synchronized while(isHold) wait ( ); catch (InterruptedException ie) <HTML> <HEAD><TITLE>Example3_4</TITLE> </HEAD> <BODY> <applet code="Example3_4.class" width=300 height=400> </applet> </BODY> </HTML>