中国饮食的繁荣创新时期
参考答案：
从1911年清朝灭亡到目前，中国社会的各方面的巨大变化，使中国饮食进入繁荣创新时期。
由三十个十万，六个千，八个一组成的数是______．
__________you were coming today, I’d have met you at the railway station.
A．Have I known
B．Had I known
C．I have known
D．I had known
