mouth前用什么介词 same

用介词in，例如：

1、In the same month， another detachment of the Green Woodsmen took Luoyang.同时，另一支绿林军攻克洛阳。

2、In the same month， the issue of vaping was debated by The Washington Post， the BBC， and the British newspaper The Telegraph， amongst others.在同月，吸电子烟的问题被华盛顿邮报、BBC和英国电讯报及其他媒体争相讨论。