Mr.Green _____ a son, but he _____ a daughter.[ ]

A. have; don't have

B. has; doesn't have

C. has; don't have

D. have; doesn't have

下列Applet当鼠标进入窗口时，在状态栏显示“鼠标已进入”的提示信息。请填写正确的程序在横线处。 import java.awt.*; import java.awt.event.*; public class TestlO extends Applet { public void init() {addMouseListener( new MouseAdapter(){ public void mouseEntered( MouseEvent me) {【15】 ;repaint(); }}); } }