就历史阶段特征而言,隋唐时期的主要特征是( )
A:民族政权并立
B:商业经济空前活跃
C:繁荣与开放
D:中外交往与冲突
回答下列问题:
thirsty her grape since produce
Nanjing is _____ beautiful city. It is _____ capital of _____ Jiangsu.