"Just to see how many people were walking around singing 'O Canada!' in the streets with flags waving.

VOA: standard.2010.02.28

who is on the streets in New York and she got mugged because she was walking alone at late at night,

她正在纽约的大街上走着。有一次她在夜间独自一人在街上走，遭遇了抢劫。

have to 课堂 - SpeakingMax英语口语达人