It's on the first of January.怎么问

It's on the first of January.怎么问
It's on the first of January.怎么问

It's on the first of January.怎么问
Whatdayisittoday?

What day is it?

What's the date

问句：What day si ti today？
答句：Tt's……

When is it？

what day提问星期，应该用when is it

what is the date

When is it?