Spelling list: wh - the question words

Many words asking questions use wh to spell the sound/w/. Please note: in the who words the sound is just /h/.

what
What time is it?
when
When are you going to the shop?
where
Where have I put my keys?
which
Which cake would you like for dessert?
why
Why are you crying?
who
Who would like to go first? *
whom
To whom is the letter addressed?
whose
Whose book is this?
whether
I can't decide whether I should go into town or not. *