1
Asking for a reason, asking why
2
Quantity (uncountable)
3
Making a suggestion
4
Quantity (countable)
5
Length (time or space)
6
Distance
7
Age
8
Asking about ownership
9
Asking about choice
10
Asking what or which person or people
11
asking for information about something
12
Asking what or which person or people
13
Asking in or at what place or position
14
Asking about time
15
Asking about condition or quality
16
Asking for reason, asking what...for
