Find which word does not belong to each group.
11. a. water b. coal c. gas oil
12. a. wind b. wave c. sun d. coal
13. a. limited b. unlimited c. plentiful d. abundant
14. a. hydropower b. panels c. cells d. solar
15. a. unreasonable b. overpriced c. expensive d. costly
Find which word does not belong to each group.
11. a. water b. coal c. gas oil
12. a. wind b. wave c. sun d. coal
13. a. limited b. unlimited c. plentiful d. abundant
14. a. hydropower b. panels c. cells d. solar
15. a. unreasonable b. overpriced c. expensive d. costly
11A
12D
13A
14B
15B