Ask the questions. that? it's my dad's work. jill? she's my cousin. jim and bob? they are in the class. your dad? he is fifty-four. you do? i am an engineer. the show start? at 7 o'clock. 7 8 9 10

1.-__whose__is that? It's my dad's work.
2.-___who_is Jill? She's my cousin.
3.-___where_are Jim and Bob? They are in the class.
4.-___how old _is your dad? He is fifty-four. 
5.-what do you do? I am an engineer.
6.-whendoes the show start? At 7 o'clock.