单项选择题
A. products B. sales C. bonuses D. returns
Farmers(bartered)riceformachinery.()A. exported B. impo...
单项选择题Farmers (bartered) rice for machinery.()
A. exported B. imported C. exchanged D. charged
Moneyisstillamajor(incentive)inmostoccupations.()A. pro...
单项选择题Money is still a major (incentive) in most occupations.()
A. procedure B. stimulus C. potential D. section