1) Modern operating systems control usage
system equipment, such as a printer and mouse.
2) From a user perspective, PC-DOS and MS-DOS operating systems
identical, with equal capabilities and a set of system commands.
3) OS / 2 is a DOS-compatible operating system that allows
run programs using the graphical user interface.
4) Additional programs for working with system devices
the equipment was very complex and absorbed a lot of time.
5) The operating system also allows you to run programs such as
simple text editor.
6) DOS - the most common operating system for personal
a computer.
Questions for group discussion:
1) Why do you think Bill Gates, President of Microsoft Company is one of the richest
people on the earth?
2) Ask the students in your group who have experience working with Windows 2003
and Windows 2010 about the advantages and disadvantages of these operational
systems.
Объяснение:
Вот перевод
I was happy yesterday morning
2 My brother was sick two days ago
3 They were at the cinema yesterday
4 We were at school an hour ago
5 Kate was at the children’s camp last month
Упражнение 2 Образуйте вопрос с глаголами was were
1 Was he in London last year?
2 Was it sunny two hours ago?
3 Were Kate and Anna at the cinema yesterday?
4 Were they tired last night?
5 Was the breakfast delicious last morning?
Упражнение 3 Заполните пропуски употребив was (were) в нужной форме
1 I was tired last night
2 He was in the garden five minutes ago
3 Children were very friendly yesterday
4 It was very cold yesterday morning
5 We were busy last week
Объяснение:
Это как бы не английский,но
17/25=0,68
20/25=0,80
24/32=0,75
39/60=0,65
27/75=0,36
6/24=0,25