A. aggravate B. increase C. exacerbate D. alleviate
A. scolded B. charged C. accused D. blamed
A. deal B. tackle C. solve D. settle
A. helped B. annoyed C. hampered D. inverted
A. displaced B. succeeded C. substituted D. converted
A. competitive B. sophisticated C. complicated D. artificial
Assuming B. Concerning C. Regarding D. Ascertaining
A. cumulative B. disruptive C. destructive D. turbulent
A. control B. prevail C. promote D. dominate
A. influenced B. affected C. overwhelmed D. controlled