7. Составьте предложения, соединив части а и в.

А

1. Petroleum industry is a vital to many industries

2. Petroleum is also the raw material

3. Petroleum engineering is an engineering discipline concerned with

4. Petroleum engineering has historically been

5. The industry is usually divided into three main components

B

1. one of the highest paid engineering disciplines.

2. the activities related to the production of hydrocarbons.

3. upstream, midstream and downstream.

4. and is of importance to the maintenance of industrial civilization itself.

5. for many chemical products.