Choose the correct option

1. [Responsible|Nowadays|Necessary]
   some countries close their nuclear power stations because they think that such stations are not safe.
2. We'll make one person
   [recycle|law|responsible]
   for buying the food.
3. The house was on fire but he
   [wastes|saved|study]
   the pictures.
4. In every country the police keep
   [law|influences|environment]
   and order.
5. Give yourself time to
   [influences|members|study]
   the problem carefully.
6. Is it
   [influences|necessary|study]
   to have a visa to go to this country?
7. The weather often
   [influences|poured|study]
   us: we usually feel better when the sun is shining and the sky is cloudless.
8. People have learned to
   [recycle|members|damaged]
   waste paper and use it again.
9. She
   [damaged|environment|poured]
   the milk into a bowl and left the bowl at the door.
10. He gave me this book in
    [payment|members|poured]
    for my help.
11. The newspapers write that last night the fire
    [law|damaged|necessary]
    several buildings.
12. Nearly all the
    [members|law|wastes]
    of the club took part in the dance competition.