HEADPHONES, YOU USE IT TO LISTEN TO MUSIC, CAMERA, YOU USE IT TO TAKE A PHOTO, KEYBOARD, YOU USE IT TO WRITE A MESSAGE, CALCULATOR, YOU USE IT TO DO SUMS, TOUCHSCREEN, YOU USE IT TO PLAY GAMES

TECHNOLOGY ACTIVITIES

由
打印
嵌入

视觉风格

显示所有
活动设置 排行榜 作业

活动设置

排行榜

切换模板

恢复自动保存：？