import java. awt. * import java applet Applet import java. awt event. * public class Ex6 2 extends applet TextField tfl=new TextField(20) TextField tf2=new TextField(20) 点专此处结束放殃 4合import java.awt.*; import java.applet.Applet; import java.awt.event.*; public class Ex6_2 extends Applet{ TextField tf1=new TextField(20); TextField tf2=new TextField(20);