1. When and where (to hold) the next OPEC meeting? 2. With the development of the system of mobile phones in Russia the price for this service (to fall 3. The construction of new manufacturing plants (to ensure) economic security for the country. 4. The price for oil (to change) in accordance with the demand and supply in the world market. 5. If little wheat is produced this summer, additional grain (to buy) in order to meet the demand on the domestic market. 6. New technologies used in modern agriculture mean that no additional area (to cultivate), but more productive crop varieties (to sow) by farmers. 7. If people continue to cut trees on such large areas, it (to cause) problems with the supply of oxygen in atmosphere in future. 8. The results of this research work (to recognize) if they are supported with statistical data.

1) I have my teeth clean by a dentist every six months.
- Каждые полгода я чищу свои зубы у стоматолога.

2) Mym mom has just had her hair cut by a hairdresser in the town center.
- Моя мама только что подстригла свои волосы у парикмахера в центре города.

3) The car broke down, so we had it repair by a mechanic.
- Наша машина сломалась и потому, механик починил нам её.

4) Let's get a pizza deliver before the film starts.
- Давайте закажем доставку пиццы до начала фильма.

5) Did you get your book sign by the author.
- А ты получил автограф автора твоей книги?

6) Garry is going to have his face paint blue for the party!
- Гарри собирается разукрасить своё лицо в синий для вечеринки!

1 Kieran said he would email his report next Thursday.
Kieran said, 'I will email my report next Thursday'.
2 in the past, the village had a spring festival,but not any more.
The village now doesn't have a spring festival.
3 The garage is going to check the brakes for me.
I'm going to have the brakes checked by the garage.
4 Traffic jams are unavoidable at this time of day traffic jams at this time of day. ( В этом предложении что-то не так;)
You can't avoid traffic jams at this time of day.
5 Sandra won't speak to you again unless you apologise.
If you apologised, Sandra will speak  to you again. 
6 Marcia asked her uncle if he had gone fishing as a boy
Marcia asked her uncle, Have you gone  fishing as a boy?
7 I'm going to walk to the stadium tomorrow evening.
I'm going to get to the stadium by walking tomorrow evening.
8 Every three years, someone repaints the doors and windows for us
Every three years ,we have  the doors and windows repainted by someone. 
9 Harry is so in debt that he'll have to cancel his holiday. 
Harry has got such a large debt that he'll have to cancel his holiday
10 The helicopter is quicker than the ferry.
It takes less time flying by helicopter than by ferry.