Hello!!
I haven’t seen him all day yesterday.
I haven’t met her all morning/all week/all day.
He was with me all day long.
My question is that are above expressions right or not if not kindly explain.
I haven’t seen him all day (today).
I didn’t see him all day yesterday. <-- can’t be present tense when you are talking about a time in the past.
I haven’t met her all morning / week / day.
He was with me all day long.