1) Many people had an opportunity to use computers.
2) There was no doubt that computers solved problems very quickly.
3) Instructions directed the operation of a computer.
4) Computers brought with them both economic and social changes.
5) Computing embraced not only arithmetics, but also computer literacy.
6)It was well known that computers prepared laboratory tests.
7) Those persons were computer literate and thought of buying a new
computer.
8) They received a subscription magazine once a
month.
9) My mother was ill and visited her doctor every other day.
10) Experts knew much about how to prepare programs.
Where is Nick？-He is playing in the room.
2.Come here！Do You see the bird in the tree？
3.Can you speak up？I don’t hear you.
4.At the moment I am writing a grammar test.
5.My father always cleans the floor with the vacuum cleaner.
6.Is Your brother sitting in the garden now？
7.We write and send letters every week.
8.does He always read newspapers？
9.They often don’t watch TV.
10.Listen！What book are they reading？
11.I want to speak to you now！
12.Look！They aren’t washing up！
13.Do they often sing songs at the English lesson？
14.My brother doesn’t know how to play football.
15.I am not sleeping now.
1) Many people had an opportunity to use computers.
2) There was no doubt that computers solved problems very quickly.
3) Instructions directed the operation of a computer.
4) Computers brought with them both economic and social changes.
5) Computing embraced not only arithmetics, but also computer literacy.
6)It was well known that computers prepared laboratory tests.
7) Those persons were computer literate and thought of buying a new
computer.
8) They received a subscription magazine once a
month.
9) My mother was ill and visited her doctor every other day.
10) Experts knew much about how to prepare programs.
Where is Nick？-He is playing in the room.
2.Come here！Do You see the bird in the tree？
3.Can you speak up？I don’t hear you.
4.At the moment I am writing a grammar test.
5.My father always cleans the floor with the vacuum cleaner.
6.Is Your brother sitting in the garden now？
7.We write and send letters every week.
8.does He always read newspapers？
9.They often don’t watch TV.
10.Listen！What book are they reading？
11.I want to speak to you now！
12.Look！They aren’t washing up！
13.Do they often sing songs at the English lesson？
14.My brother doesn’t know how to play football.
15.I am not sleeping now.