【单选题】If you ______ a serious driving mistake, the computer would sound an immediate warning.
【简答题】Should you make a serious driving mistake, the computer would sound an immediate warning.
【简答题】圆柱形容器的内壁底半径是10cm,有一个实心铁球浸没于容器的水中,若取出这个铁球,测得容器的水面下降了 5 3 cm,则这个铁球的表面积为______cm 2 .
【单选题】You have a computer that runs Windows Vista. You upgrade the network adapter driver on the computer. After the upgrade, you can no longer access network resources. You open Device Manager and see a wa...
【单选题】数据传送方式的作用是在外围设备和内存之间开辟直接的数据交换通道。
【多选题】CO 2 焊可能产生的气孔有以下几种:________________________。
【简答题】一个平面截球,得到的小圆的半径为 4cm ,球心与截面的距离为 3cm ,则球的表面积为 ______________ ,体积为 ______________ 。
【简答题】Write a sentence with the same sentence pattern. Should you make a serious driving mistake, the computer would sound an immediate warning.
【单选题】球的半径为 3 cm ,则球的表面积为( ) cm2