Question

use the first or second conditional to write sentences. The first one is done for you

a)ask the person to pick them up/ i See someone /throw cigarette butts on the floor

b)we /swim /the river not be polluted

c)i/recycle/have the right waste bins

Answer 1

b) If the river weren't polluted , we could swim.

c) If I recycle, I will have to use the right waste bins.