宫颈癌Ⅱa期:
A.宫颈粘液结晶B. * * 脱落细胞学检查C.分段诊刮D.宫颈涂片E. * * 镜检查
参考答案:E
犬巴贝斯虫病的示病症状是()
A.高热、呕吐、贫血
B.高热、贫血、黄疸
C.贫血、血便、咳嗽
D.呕吐、腹泻、呼吸困难
E.呕吐、腹泻、贫血
阅读下列程序,请写出该程序的功能 。 import java. awt. event.*;import javax. swing. *;import java. awt.*; public class MenuWindow extends JFrame implements ActionListener JTextField text=new JTextField(); JMenuBar menuBar;JMenu menuFruits; JMenuItem menuIteml,menuItem2,menuItem3; public MenuWindow() menuBar=new JMenuBar();setJMenuBar(menuBar);menuFruits=new JMenu("水果");menuBar. add(menuFruits);menuItem1=new JMenuItem("苹果");menuItem1.addActionListener(this);menuFruits.add(menuItem1);menuItem2=new JMenuItem("桔子");menuItem2. addActionListener(this);menuFruits. add(menuItem2);menuFruits. addSeparator();menuItem3=new JMenuItem("退出");menuItem3. addActionListener(this);menuFruits. add(menuItem3);Container con=getContentPane();con. add(text);setSize(200,150);setVisible(true); public void actionPerformed(ActionEvent e) if(e. getActionCommand()=="退出")System. exit(0);else text. setText(e. getActionCommand()); public static void main(String args[])MenuWindow mw=new MenuWindow();