基于因特网的资源的学习模式区别于传统的学习模式的是()
A.给学生提供现成信息
B.学生作为信息的被动接受、吸收
C.学习资源丰富、多样
D.教师是学习过程的控制者
参考答案:C
There are a small number of people involved, possibly ______twenty.
A.as few as
B.as little as
C.as many as
D.as much as
如果当期价格低于基期价格,那么()。
A.实际GDP等于名义GDP
B.实际GDP小于名义GDP
C.实际GDP和名义GDP是同一回事
D.实际GDP大于名义GDP