6 9.6.8.19.6.9.1 O Read the theory. Then
put the verbs in brackets into the passive.
We use the passive:
when the person who carries out the action is
unknown, unimportant or obvious from the context.
The technology club was first organised in 1995. We
use by + agent to say who carries out the action or
with + instrument/material to say what the
agent used to carry out the action. The sculpture was
made by Sanzhar. The sculpture is made with wood.
when the action is more important than the person
who carries it out. Recycled materials are transformed
into art in this club.
to make statements more formal or polite.
Paintballing without a helmet is prohibited.
решите​

Present Simple

1. Fred is thirteen now.

2. Are you English? — No, l'm not.

3. Her name is Ann.

4. «Is David a good friend?» «Yes, he is».

5. Are these men doctors?

6. «You are from Belarus, aren't you?» «Yes, that's right».

7. There is a nice lake in the forest. Let’s go!

8. There are no more questions, are there?

Past Simple

9. «When you were a small child, were you happy?» «Yes, I was. I was very happy.»

10. They weren't ready for the lesson last Tuesday.

11. The days were cold and wet last September.

12. There were 20 pupils in our class last year.

Present Perfect

13. I have been ill for the last few weeks.

14. Where has John been all day?

15. They haven't been to this part of the country.

16. «Has she been to America? » «No, she hasn't.»

Future Simple

17. He will be 13 years old tomorrow.

18. I shall/will be back home at 6 o’clock.

19. We will be at the library at that time.

20. They will be here at 3 o’clock.

21. They will be happy to see us.

1. Forgot your cell phone at home? Or is your battery running low? The solution to your problem may be a walking cell phone. 
2. People dressed in fluorescent yellow or green vests with slogans like “Calling is easy” are walking cell phones. You can find them walking in the streets.
3. People carry cellular phones attached to their waists by chains about one meter long. When a client comes up, they dial the number, and the client can talk for as long as he or she pleases.
4. It costs about fourteen US cents a minute, calls are often cheaper than with ordinary cell phones.
5. The walking phones also offer jobs in one of the poorest countries in the Western hemisphere, where unemployment is twelve percent and rising.