他上个月和父母去度假了用英文怎么说

这句话的意思是：他上个月和父母一起度假了。

可以用英文表示为：

He went on vacation with his parents last month.
He took a trip with his parents last month.
He and his parents went away together last month.

其中 "went on vacation" 和 "took a trip" 都是常见的说法，表示度假。"last month" 则是指上个月。

例句：

He went on vacation with his parents last month. 他上个月和父母一起度假了。
He took a trip with his parents to Hawaii last month. 他上个月和父母去夏威夷旅行了。
He and his parents went away together to the Caribbean last month. 他和他的父母上个月一起去加勒比海旅行了。