Fill in: why, who, whose, where, which, when. 1. a person works with animals should be patient. 2. they take care of the eight big black ravens live in the tower. 3. that’s the boy mum works in a bank. 4. this is the house i was born. 5. the reason she went is still a mystery. 6. 2014 was the year the olympic games were held in sochi.