Give the correct form of the words in brackets to complete each xentence

III. Give the correct form of the words in brackets to complete each xentence. (I pts)
1. The Lake wilf be gradually (contamiation)
with waste from households
2. Trees cantow here because of ilhe oil
(pollute)
3. Water samples collected at these villages were seriously
with bacteria.
(contaminate)
4. Light pollution makes us
to sece the starsN in the sky. (able)
polnt