month的复数

例句：

He described the difficulties of surviving for four months as a captive.

他描述了被俘4个月里挣扎求生的艰难岁月。

The election was held six months ahead of schedule.

选举提前了6个月举行。

The area has been the scene of fierce fighting for three months.

这一地区3个月以来不断发生激战。