对星期和日期提问用英文怎么说

英语中提问星期和日期的说法主要有以下几种：

"What day is it today?" 或 "What's the date today?"（今天是星期几/今天几号？）
"What day is tomorrow/yesterday?"（明天/昨天是星期几？）
"What is the date of [event/hopday]?"（[事件/假期]是几月几号？）

其中"What day is it today?"和"What's the date today?"是最常用的提问星期和日期的方式。

例句：

"What day is it today?"
"Today is Wednesday."
"What is the date of the hopday?"
"The hopday is on June 10th."
"What day is tomorrow?"
"Tomorrow is Thursday."