DO NOT EAT, , DO NOT RUN, , MUST PUT WASTE THINGS IN DUSTBIN, , TURN ON COMPUTER, , CORRECT SITTING POSTURE, , USING COMPUTER, , TURN OFF COMPUTER, , USE CORRECT FINGER ON COMPUTER KEYBOARD, , DO NOT DELETE SOFTWARE, , DO NOT TOUCH MONITOR .

COMPUTER CLASS RULES

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

恢复自动保存：？