in the street：马路上，是指在这条街的区域范围内，用在句尾宾语补足语，语境多用于表示偶然发生、具有突然性。on the street：是在马路边，指在这条街的路面上，用在句尾，主语补足语，语境上多用于约定好的了情况。
street常用短语
go on the streets
(just〔right〕) up sb&39;s street
not in the same street as〔with〕
on the streets
streets ahead (of)
street例句
He is used to being recognized in the street.
街上常有人认出他来，他习以为常了。
Turn right at the end of the street.
在街的那头往右拐。
He stood still, absorbing every detail of the street.
他一动不动地站着，不放过街上的每一细微之处。
The street is full of traffic from morning till night.
街上从早到晚车水马龙。
It was near the junction of City Road and Old Street.
那是在城市路与老街的交叉路口附近。
