你星期一午饭吃什么用英文怎么说

"What did you have for lunch on Monday?"是问你星期一午饭吃了什么的英文表达。

"What"是"什么"的意思，"did"是助动词，用来建立过去时，"you"是第二人称代词，"have"是动词，"for"是介词，"lunch"是午饭的意思，"on"是介词，"Monday"是星期一的意思。

例句:

What did you have for lunch on Monday?

你星期一午饭吃了什么？

I had a sandwich for lunch on Monday.

我星期一午饭吃了三明治。

I didn't have lunch on Monday.

我星期一没有吃午饭。