1) why
2)whose
3)who
4) when
5)where
1.Ann is very friendly. That'sWHY..I like her.
2. Do you knowWHOSE.bag this is?
3. A vet is someoneWHO...helps sick animals.
4. I'll never forget the day WHEN I met you!
5. The North Pole is WHERE the place Santa Claus lives.