当前城市和快速脱贫致富地区最常见的营养问题是（）。
A.肥胖
B.慢性病
C.生长不良
D.超重
参考答案：C
Many children in Britain _______ to have their own bank cards these days.
A．allow
B．allowed
C．are allowed
D．were allowed
计划的特性？
