When you open a file or run a program in a computer, a window appears on the desktop of your computer. The (67) of the window indicates which program you are currently working in arid its color will become blue if a window is active. When you click on The (68) , the window disappears and appears as a button on the taskbar. Clicking on a button in (69) will invoke a specific command.

A．maximize button

B．restore button

C．close button

D．minimize button

斜视手术病人，当眼心反射持续不消失时应采取（）

A.眼外肌局部浸润麻醉

B.球后神经阻滞

C.继续应用阿托品

D.应用胃长宁

E.应用镇静药