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python编程的主要特点

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请对python中的list,turple,set,dict进行比较和说明

有列表 list1=[90,91,92,93,94]1. 用切片输出显示该列表的第3个到第4个元素即[92，93]2. 更新第3个元素为字符'b'(即改成[90,91,'b',93,94])并验证3. 删除列表的第一个元素90,并验证

#在项目文件夹下手动编辑生成a.txt文件，内容为：我们abc，其编码格式是gbk#1.请读出该文件内容并打印在屏幕上#2.用二进制的方式读出该文件内容存放在bytes数组中，并用16进制打印显示出来#3.把这个bytes类型数据,用gbk解码转成string并打印出来#4.把这个bytes类型数据,用utf-8解码转成string并打印出来,会出现什么结果

Ⅲ. Read the following piece of writing and try to make it meaningful with correct punctuation and capital where necessary.sometime in the next century the familiar early-morning newspaper on the front porch will disappear and instead of reading your newspaper it will read to you youll get up and turn on the computer newspaper just like switching on the tv an electronic voice will distribute stories about the latest events guided by a program that selects the type of news you want you even get to choose the kind of voice you want to hear want more information on the briefing A simple touch makes the entire text appear save it in your own personal computer file if you like these are among the predictions from communications experts working on the newspapers of the future pictured as part of broader home-based media and entertainment systems computer newspapers would unite print and broadcast reporting offering news and analysis with video images of news events