Every means _____ prevent the water from _____.
A. are used to; polluting B. will be used to; polluting
C. is used to; polluted D. is used to; being polluted
Every means _____ prevent the water from _____.
A. are used to; polluting B. will be used to; polluting
C. is used to; polluted D. is used to; being polluted
D