THE WIDESPREAD USE OF PESTICIDES AND HERBICIDES HAS LED TO CONTAMI...
19. The
widespread
use of pesticides and herbicides has led to contamination of
groundwater in some areas
A. extensive
B. experimental
C. occasional
D. intended
19. The
widespread
use of pesticides and herbicides has led to contamination of
groundwater in some areas
A. extensive
B. experimental
C. occasional
D. intended