【单选题】A warning signal suddenly appeared on the screen of my computer, ______ the computer was being attacked by a certain virus.
【单选题】This is _____ computer. That's _____ computer. [ ]
【单选题】—Dad, I can’t open my e-dictionary in my computer. —You can _____ the computer and try again.
【简答题】public class T1 extends T2 implement T3{},T1叫做T2的( );T2叫做T1的( );T3是一个( )
【判断题】在JavaScript中,所有数字都是数值型,并不区分整型数值和浮点型数值。A. 对 B. 错
【单选题】单项选择。 This is ______ computer. That's ______ computer. [ ]