衡量物价稳定的宏观经济指标是( )。
A．经济增长率
B．货币增长率
C．商品供应率
D．通货膨胀率
参考答案：D
属于双环二萜类化合物的是( )
A．维生素B．银杏内酯C．紫杉醇D．青蒿素E．冰片
HaK of the population _ popular music. [ ]
A. are interesting at
B. is interested at
C. is interesting in
D. are interested in
