( ) are you doing?
(How) are you doing?
Ask for someone's age.
How old are you?
What is the opposite of strong?
weak
This question word refers to location
Where
Whose is your best friend?
Who is your best friend?
( ) do you live?
(Where) do you live
Ask about someone's favorite color.
What is your favorite color?
What is the opposite of ugly?
beautiful
This question word refers to time
When
How many age are you?
How old are you?
( ) does lunch end?
(When) does lunch end?
Ask about someone's favorite band.
Who is your favorite band?
What is the opposite of dry?
wet
This question word refers to people
Who
He is a five-years-old boy.
He is a five-year-old boy.
( ) is this popular athlete?
Who is this popular athlete?
Ask someone for the time school ends.
When does school end?
What is the opposite of smooth?
rough
The answer is the person who owns something.
Whose
My grandmother likes her car red.
My grandmother likes her red car .
( ) is English so difficult?
(Why) is English so difficult?
Ask about the location of someone's house.
Where do you live?
Where is your house?
What is the opposite of sweet?
bitter
The answer is a length of time or a measure.
How long?
She is very handsome.
She is very beautiful.