Question 52: The government must take action against environmental pollution.A. important B. unstable C. decisive D. softQuestion 53: We need to take measure to solve the drug problem in our city.A. prospering B. cautious C. Valuable D. Effective103 CÂU TỪ VỰNG TỪ ĐỀ THẦY BÙI VĂN VINH