Нужно заменить слова в тексте по принципу: double-clicking a folder open a windows which contains programs,dokuments. double-clicking a folder open a windows containing programs,dokuments. вот сам текст: gui operating systems the term user interface refers to the standard procedures that the user follows in order to interact with a computer. in the late 1970s and early 80s, the way users accessed computer systems was very complex. they had to memorize and type a lot of commands just to see the contents of a disk, to copy files or to respond to a single prompt. in fact, it was only experts who used computers, so there was no need for a user-friendly interface. in 1984, apple produces the macintosh, the first computer with a mouse and a graphical user interface (gui). macs were designed with one clear aim: to facilitate interaction with the computer. a few years later, microsoft launched windows, another operating system based on graphics and intuitive tools. nowadays, computers are used by all kinds of people, and as a result there is a growing emphasis on accessibility and user-friendly systems. a gui makes use of a wimp environment: windows, icons, menus and pointer. the background of the screen is called the desktop, which contains labeled pictures called icons. these icons represent files or folders. double-clicking a folder opens a window which contains programs, documents, or more nested folders. when you are in a folder you can launch a program or document by double-clicking the icon, or you can drag it to another location. when you run a program, your pc opens a window that lets you work with different tools. all programs have a high level of consistency, with similar toolbars, menu bars, buttons and dialog boxes. a modern os also provides access to networks and allows multitasking, which means you can run several programs – and do various tasks – at the same time.

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