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。

The form header is generally used to display the title at the top of each page.

Which of the following is the best title for the text A: CEOs: Where to Go B: CEOs: All the Way Up C: Top Managers Jump without a Net D: The Only Way Out for Top Performers

Which of the following is the best title for the text? A: CEOs: Where to Go? B: CEOs: All the Way Up? C: Top Managers Jump without a Net. D: The Only Way Out for Top Performers. 未知类型：{'label': None, 'content': '', 'isMemberControl': 0, 'type': 181}

The revision date of a chart is printed on which area of the chart ___. A: Top cente B: Lower-left corne C: Part of the chart title D: Any clear area around the neat line

下列CSS基本选择器定义中不正确的是（ ）。 A: h1{color:red;} B: .title{color:blue;} C: D: top{width:800px;} E: div{width=800px;}

Which of the following is the best title for the text? 未知类型：{'label': 'questionDesc', 'content': '请选出本题正确答案', 'isMemberControl': 0, 'type': 181} A: CEOs: Where to Go? B: CEOs: All the Way Up? C: Top Managers Jump without a Net D: The Only Way Out for Top Performers

以下哪一项是一个HTML元素： A: <;title>; B: <;title>;我的第一个网页<;/title>; C: <;title>;<;/title>; D: <;/title>;

若一个栈以数组A&#91;1...n&#93;存储，初始化栈顶指针为n+1，则下面x元素入栈的正确代码是（ ） A: A[top] = x; top = top - 1; B: A[top] = x; top = top + 1; C: top = top -1; A[top] = x; D: top = top +1; A[top] = x;

<title></title>