Transform the sentences into passive.
1. people use computers in a great variety of fields.
2. computers perform different operations.
3. students use computers to access the internet.
4. workstations in the race buses provide the timing system to tv stations.
5. scientists invented computers last century.
6. managers will use computers for administrative purposes.
7. this professor teaches two foreign languages.
8. the teacher asked the students many questions.
9. airplane pilots use computers to help them control the plane.
10. we shall meet the delegation of foreign scientists next week.

после комы:

1. do not you?

2. do you?

3. does not she?

4. does not he?

5. do you?

6. does she?

7. do you?

8. do not you?

the style  of man as  nothing else  can, and  to attract  attention  and  influence  on others.style -  it's  always  a sign  to others,  which  in itself  says a lot  about a person.  if a girlwears  business suits,  something about it  to say that  it  is likely to  work in the office.  if she likes  bright things, then it is  positive.  if you  like to wear  short skirts  and  cleavage, it is -  a bold  and sexy.

1. c) to stay

2. a) to have

3. b) stay 

4. c) listening

5. b) is

6. b) for

7. c) no, a) some

8. c) was

9. b) since

10. c) did

11. a) she said she was having breakfast.

12. a) the

13. c) will/-

14. a) the/the

15. b) in

16. a) wants

17. b) off

18. d) in

19. d) shorter

20. b) was already started

21. c) to wake him up

tim hasn't got many toys.

has tim got many toys?

he can't write very well.

can he write very well?

we aren't pupils.

are we pupils?

chuckles isn't climbing now.

is  chuckles  climbing now?

she doesn't play tennis every day.

does she play tennis every day?