Button button=(Button)__________(R.id.button1);

执行下列代码：import tkinter as tktop=tk.Tk()top.title(“第一个Tkinter窗口”)def button_clicked():top.title(“你点击了按钮”)btn=tk.Button(top,text=”一个按钮”,command=button_clicked)btn.pack()top.mainloop()请将点击按钮后标题显示的内容写在右侧框内。

If the suit is buttoned, where should be the stickpin?? Between the first button and the third button of the shirt.|Between the second button and the third button of the shirt.|Between the first button and the second button of the shirt.|Between the second button and the fourth button of the shirt.

The speaker clicked more on his conservative friends ’ than on liberal friends’ links.

The two girls clicked with each other at the first meeting and spent a (delight)_______ weekend together.

The key _______ in the lock and the door opened. A: knocked B: clicked C: struck D: hit

To take a picture, tap the Camera button or ______. A: tap the Record button B: press the on/off button C: double-click the Home button D: press the Volume Up button.

声明并创建一个按钮对象b，应该使用的语句是( )。 A: Button b=new Button(); B: button b=new Button(); C: Button b=new b(); D: b.setLabel(“确定”)

下面关于Button控件的描述，正确的是（）。 A: Button控件表示按钮 B: Button继承自TextView C: Button控件可以显示图片 D: Button控件可以设置点击事件

He<br/>__________ us by telling the same jokes over and over. () A: distance B: summoned C: bores D: clicked