1
to know to whom something belongs
2
to ask something individual among other things
3
to know the location of someone or something
4
when you want to know information about something.
5
you want to know the time of something
6
to know the reason of something.
7
when you want to know a person or people.
8
"in what way or manner or what ways" or "to what extent,amount or degree.
