Complete the sentences with reflexive pronouns. 1). Our dad is working late today, so we're making dinner by ourselves.
2). The computer will switch ___ off after about ten minutes.
3). That funny noise is my brother singing to___ in the shower!
4). There are three of you. You can tidy the house by___.
5). I don't like being in the house at night by ___.
6). Peter bought___a new suit for the wedding. 7). This is a great game. You can see that the children are enjoying___!
8). My grandmother lives by___, but she's got lots of friends so she isn't lonely.

The user is aware of the effects of different applications programs but operating systems are invisible to most users. They lie between applications programs,such as word processing, and the

hardware. The supervisor program is the most important. It remains in memory,therefore it is referred to as resident. Others are called non-resident because they are loaded into memory only when needed. Operating systems manage the computer's resources, such as the central processing unit. , they establish a user interface, and execute and provide services for applications software.Although input and output operations are invoked by applications programs, they are carried out by the operating system.

Объяснение:

The user is aware of the effects of different applications programs (1) but operating systems are invisible to most users. They lie between applications programs, (2) such as word processing, and the hardware. The supervisor program is the most important. It remains in memory, (3) therefore it is referred tо as resident. Others are called non-resident (4) because they are loaded into memory only when needed. Operating systems manage the computer's resources, (5) such as the central processing unit. (6) In addition, they establish a user interface, and execute and provide services for applications software (7) although input and output operations are invoked by applications programs, they are carried out by the operating system.