计算机自动产生多种不同类型的方块，并出现在区域的最顶端；而后通过一个固定时间间隔向下下落一层，玩家可以使用键盘控制方块的形状以及下落速度，当不能下落是则停止并产生一个新的方块，当新方块无处放时就GAME OVER。-The computer automatically generate a variety of different types of boxes, and appear in the top of the region　and then downward through a fixed time interval of the whereabouts of a layer, the player can use the keyboard to control the shape of the box, as well as the whereabouts of speed, when you can not drop is the cessation of and create a new box, when the new box is no place to put when GAME OVER.