黄河流域有洮河、湟河、黄河干流、渭河、泾河等5个水系；长江流域有嘉陵江水系；内陆河流域有石羊河、黑河、疏勒河（含苏干湖水系）3个水系。
参考答案：对
He asked me, “Did you see my sister last night?”
----He asked me __________
A．if I had seen his sister the night before.
B．whether I had seen your sister the night before.
C．did I have seen his sister the night before.
D．that I saw his sister the night before.
《重读近代史》一书中有这样的叙述：“（缔造者们）言辞的崇高与行为的凶暴，平等的许诺与特权的森严，恰成反比，越来越使渴望解脱重重压迫的贫民失望。”与这一叙述相关的历史事件应该是（）
A.太平天国运动
B.义和团运动
C.辛亥革命
D.国民革命
