2.Complete the sentences with prepositions, where necessary

1) Our parents and our teachers influence … our lives a lot.
2) How is your grandmother? — She is … quite good health for her age.
3) Are people interested in ecology … nowadays?
4) We didn't want to leave the zoo … looking at the monkeys.
5) If we protect plants … destruction, they will give us air to breathe.
6) There must be good laws … pollution.
7) Together we'll be able to save rainforests … the danger of destruction