Question Words - Fill in the gaps

(a)   are you? I'm alright.

(a)   are you? I'm twenty-eight years old.

(a)   is your birthday? It's on October, 10th.

(a)   is your name?

(a)   is it? It's four o'clock.

(a)   students are there in the classroom?

(a)   is it? It's six dollars.

(a)   are you from?

(a)   is the party? At 28, Spring street.

(a)   hat do you prefer: the white one or the green one?