写单词,补全句子。(每空一词)
A: ____ he usually have breakfast at seven o'clock?
B: No, but he____ breakfast at seven yesterday.
柳宗元在《封建论》中评价秦始皇废封建、行郡县说:“其为制,公之大者也……公天下之端自秦始。”郡县制为“公天下”之开端,主要体现在 ( )