Помогите найти где "a", " an", "the", ""Заместо () необходимо либо

Помогите найти где "a", " an", "the", ""
Заместо () необходимо либо ничего не вставлять или a, an, the. Пожалуйста помогите. Желанно с обьяснениями
1)Have you got () camera?
2)would you like to be () actor
3)Bill has got () big feet
4)Do you collect () stamps?
5)What () lovely children
6)Jane is () teacher. Her parents were ()
7)when I was () child I was very shy
8)Those are () really nice trousers
9)My parents have () cat and () dog. Dog never bites () cat
10)We live in () old house