明天是星期几用英语怎么说和回答

明天是星期几用英语表达为 "What day is tomorrow?" 或 "What's tomorrow's day?"。回答可以是 "Tomorrow is Monday"（明天是星期一）、"Tomorrow is Tuesday"（明天是星期二）等等。

这种表达方式来源于英语和拉丁语。英语中的星期天至星期六分别为 Sunday, Monday, Tuesday, Wednesday, Thursday, Friday, Saturday，这些词都是源自拉丁语的。

例句：

"What day is tomorrow?" (明天是星期几？)
"Tomorrow is Monday" (明天是星期一)
"I have a meeting tomorrow, what day is it?" (我明天有个会，那天是星期几？)
"I have a date on Friday" (我星期五有个约会)