Are they preparing for the English evening last night?这句话对吗

Are they preparing for the English evening last night?这句话对吗
Are they preparing for the English evening last night?这句话对吗

Are they preparing for the English evening last night?这句话对吗
错了,时间是Last night
昨晚,所以句子的时态应该是过时
Are 改为 Were
Were they preparing for the English evening last night?

不对。因为如果是昨天为英语夜做准备应该用过去式
Were they preparing for the English evening last night?

A

不能用are 。要用were.因为昨晚是过去式