A new study says that American children have exciting after-school life. Many junior and senior students have a lot of interesting things to do in their free time. About 57% students have activities every day. 82% students have activities at least four times a week. American students spend their free time doing sports or enjoying arts, music and dancing. They like to have fun outside school because they can make a lot of friends during their activities.

2012年末统计，杭州市常住人口是880.2万人，用科学记数法表示为____人．

“玛丽安”(右图)是法国的标志，但在历史上她的命运却不尽相同。法国大革命时期，“战斗的玛丽安”形象充斥法国各地；第二帝国时期，对玛丽安形象的描绘被迫转入地下；1880年，玛丽安的雕塑被置于巴黎市政厅前；德国占领法国期间，玛丽安被诬蔑为“厚颜无耻的妓女”。从上述材料我们可以判断玛丽安是(     )