He was asked to account for his presence at the scene of crime.
A. complain B. exchange C. explain D. arrange

Slavery was abolished in the US in the 19th century.
A. instituted B. eradicated C. eliminated D. required

Doctors have been criticized for their indiscriminate use of antibiotics.
A. disciplined B. selective C. wholesale D. unconscious

She was brought up in a well-off family. She can’t understand the problems we are facing.
A. poor B. wealthy C. kind D. broke

As an executive director of a big company, she is a woman of extraordinary intelligence.
A. moderate B. remarkable C. little D. sufficient

Synthetic products are made from chemicals or artificial substances.
A. natural B. made by machine C. man-made D. unusual

Affluent families find it easier to support their children financially.
A. Wealthy B. Well-off C. Privileged D. Impoverished

There is growing concern about the way man has destroyed the environment.
A. attraction B. speculation C. ease D. consideration

Fruit and vegetables grew in abundance on the island. The islanders even exported the surplus.
A. sufficiency B. excess C. large quantity D. small quantity

He didn’t seem in the least concerned for her safety.
A. indifferent B. ready C. passionate D. stolen