Help me

решите хотя бы одно из двух,если не сможете 2​

1. The aim is finding (часть составного именного сказуемого) new ways of utilizing (определение) the polymers in light industry.
2. Not long ago we began utilizing (часть составного глагольного сказуемого) hot underground water for heating (предложное дополнение).
3. Using (подлежащее) atomic fuel for the production of electricity is highly promising.
4. Producing (подлежащее) power is dependent mainly on the fuel and machinery available.
5. The burning (подлежещее) of fuel is one of the sources of obtaining (предложное дополнение) power.

Volleyball is a sport ball game in which two teams compete in a special area, divided by a net.
The goal - to send the ball over the net to the opponent's court he touched, and to prevent the same effort opponent. To do this, the team has three touching the ball (and another possible extra touch of the ball on the block).
The ball is put into play serving: serving player directs the ball to hit the opponent. Drawing for each ball goes to his landing on the platform, the release of "for" or command error.
In volleyball team winning a rally, scores a point (system "each draw - point"). When the receiving team wins a rally, it scores a point and the right to serve, and its players rotate one position clockwise.

The playing field includes a playground and free zone. It should be rectangular and symmetrical.
Dimensions of the free zone: the distance from the side lines 3 - 5 m and from facial - 5 - 8 m height space above the playing field - 12.5 m minimum free area and height of the free space above the playing field can be specified in the Regulation on competitions.