В 13 подчеркнуть правильное. В 14 изменить предложение как на образце.

1. Demand for_ oil will continue to increase until 2015.

2. The market __of___ liquefied natural gas is growing steadily.

3. Consumption _of fossil fuels has declined slightly in recent years.

4. The supply __of___ North Sea oil can be maintained until around 2024.

5. Transportation __of___ oil presents many security risks.

6. Reserves ___of__ natural gas are being found almost daily.

7. Drilling __for___ oil and gas is a major part of our upstream operations.

8. The extraction __of___ oil at the Burgan field began in 1946.

9. Exploration __of___ oil and gas has been going on for over a hundred years.

10. Production __of___ gas from deep-water reserves is our main area of expertise.

Объяснение:

There are a big veriety of insects, but i want to speak about fly. It's one of wiedly spread insect in the world they live everywhere: in our houses, in parks e.t.c
Of course they looks ugly, but they make useful things such as collecting rubbish. But also this insects have disadvantages too and this disadvantages are really very serious! The mail problem of them it's their ability  to spread infections.
In conclusion i want to add that we need to overcome problems which connected with insects, but we mustn't kill them, because insects also make a lot of usefull things for us.