接受董仲舒“罢黜百家，独尊儒术”建议的皇帝是[ ]
A．汉高祖
B．汉武帝
C．汉景帝
D．汉文帝
答案：B
57. I have never dreamed of _______ such a good hotel in this town.
A．there was
B．there is
C．there being
D．there have
橘红色的叶子是什么造成的？（）
A、花青素
B、胡萝卜素
C、叶黄素
