星期几英文的写法是：星期几的英语:what day [wɒt] [deɪ].
What day was yesterday 昨天是星期几
What day is today 今天是星期几
Several days weeks several 几天星期几
1、Mentally finding out the day of the week for any date is a skill you can easily learn.
2、I don't know what day it was when I found the bay.
3、The day of the week drifts annually for a given date.
4、She usually also recalls what day of the week it was and what the weather was like.
5、The real challenge is to determine the day of the week for an arbitrary date in history.