西方资本主义国家主张一国实行国有化要给予“充分、即时、有效“的补偿，”充分“指的是补偿货币是可以在世界流通的货币.
参考答案：错
It is necessary that a college student ______at least a foreign language.
A．masters
B．should master
C．mastered
D．will master
服务营销组合有哪几个要素？
