1. 个人计算机   floppy disk   compact disk   personal computer   modem   Hint Half-n-half Clue   2. 调制解调器   printer   adaptor   joystick   modem   Half-n-half Clue   3. 屏幕   keyboard   monitor   compact disk   screen   Half-n-half Clue   4. 控制杆   keyboard   screen   joystick   battery   Half-n-half Clue   5. 键盘   modem   keyboard   printer   switch   Half-n-half Clue   6. 打印机   printer   personal computer   floppy disk   screen   Half-n-half Clue   7. 开关   joystick   floppy disk   switch   hard drive   Half-n-half Clue