tolong jawab no.7-12 please

7. pollution
8. air
9. rubbish
10. forest
11. cloud
12. lake

7. Air (k) pollution is a big problem faced by the Jakarta people.
8. Everybody needs (a) air to breathe.
9. There is not much (h) rubbish if we recycle paper, cans, and bottles.
10. It will flood if the villagers always cut down the trees in the (g) forest.
11. It will rain because there is a big dark (f) cloud.
12. Ranau is the name of a (b) lake in South Sumatera.