This unjust _______ of people on the basis of skin color was challenged.
A.determination B.adaptation C.separation D.submission
Your computer is the latest model, which is far ________ mine.
A.superior than B.inferior to C.superior to D.inferior than
The idea started in Standlake and ________ throughout the country.
A.had been spread B.has spread C.had spread D.has been spread
Much time ________ sitting at a desk, office workers are generally troubled by health problems.
A.spent B.is spent C.has been spent D.having spent
- Haven’t seen you for ages. Do you still work in Shenyang?
- No, I don’t. It’s two years ________ I worked there.
A.before B.as C.when D.since
So sudden ________ that the enemy had no time to escape.
A.the attack did B.did the attack C.the attack was D.was the attack
