forech(control c in groupbox.controls) radiobutton r=c as radiobutton;//什么意思?

forech(control c in groupbox.controls) radiobutton r=c as radiobutton;//什么意思? The business is ( ) of a director.A under control B under the control C in control D in its control The business is said to be ＿ of a director.A under the control B under control C in controlD in its control 选什么?为什么? in control歌词? 用in control 造句 in control of 造句 under control,in control (of)的区别 in control 和under control区别? Seening nobody dared to save the little child in the house because the fire___,I went in.A.got out of control B.got over control C.became in control D.was under control The business is said to be ＿ of a director.A under the control B under control C in control选什么?为什么 in control 和in control of 的用法 hold control to zoom in take control of与 in control of 的不同有何不同in the control of 在 C# 中 Control control in this.Controls in charge of in control of in casein charge of in control of in case Control control Professor Smith will come here to give a speech.All the preprations must be______before 5 o'clockA.in time B.in sight C.in place D.in control