Environmental problems they found in Poland were among the worst they encountered .
A: endangered
B: enriched
C: enlarged
D: experienced
A: endangered
B: enriched
C: enlarged
D: experienced
举一反三
- Owing to the financial crisis， economic problems were exacerbated all over the world.（） A: deteriorated B: improved C: enlarged D: transformed
- Public opinion was becoming more ______ on environmental pollution problems; more and more people were discussing and arguing about them.
- America's emphasis on the importance of education for everyone has spurred scientific research, A: encouraged B: endangered C: endorsed D: enlarged
- Public opinion was becoming more ________ on environmental pollution problems; more and more people were discussing and arguing about them. A: concentration B: concentrated
- What environmental problems are