WH-
I live in London.
Where do you live?
She's 15.
How old is she?
Yes, they will see the Tower if they go to London.
Will they see the Tower if they go to London?
I will study education.
What will you study?
I go there twice a week.
How often do you go there?
Yes, she plays tennis.
Does she play tennis?
She picked the green one.
Which one did she pick?
It was 20 km. away from home.
How far was it from home?
No, he has never driven a car.
Has he ever driven a car?
We would work in Venice if there were a position for us there.
Where would you work if there were a position for you there?
It only took me five minutes.
How long did it take you?
Yes, he wrote the letter after all you had told him.
Did he write the letter after all I had told him?
Those books are hers.
Whose books are those?
He weighs 70 kilos.
How much does he weigh? / How many kilos does he weigh?
No, I wouldn't have spent all my money if I had won the prize.
Would you have spent all your money if you had won the prize?