А) Р----------Р2О5-----Н3РО4------Н2
б) S-------SO2--------SO3----H2SO4------H2
Решите химические цепочки

Нужно поставить в Пассив.

Помогите пожалуйста 

1. Meg (look) upon as a perfect wife for a clergyman.

2. After his brother's departure Paul sat for a long time thinking about what (say).

3. "I'm not prepared," my father said, "to listen to your suggestions that you never (treat)fairly at school,"

4. "Remember I (pay) by an nour," grumbled the driver.

5. But there were signs that order (restore) in the town.

6. Well, what (do) about it, Ted?

7. He went into the bedroom. The bed (turn) down for the night by the maid many hours before.

8. Please find out if our father (see) to leave.

9. She could have gone to Cambridge if she had wanted, she (offer) .a scholarship."

10. On Friday she (give) two weeks' notice at the Works.

11. Then the voice announced that the passengers (ask) to pass through the Customs.

12. I wondered to what extent she  (influence) by his name to accept his offer.

13. Such are the matters that (deal) with in Mr Burroughs's book.

14. I found the idea of going to Hereford very upsetting because I (promise) a very nice job a couple of weeks before.

15. Not far away she noticed the film manager in whose office she once (make) to feel so ridiculous.

16. "You must be very prosperous, Eustace, to own a car like that". - "This car (tlend) to me by an American woman."

как правильно написать? в течении многих дней продолжалось сильное извержение вулкана или в течение

чёрный металл 6 букв