Ответ:
1 Dahi Roald is an author, isn't he?
2 He was born in Britain, wasn't he?
3 He married an actress, didn't ?
4 Dahl Roald had four children, didn't he?
5 He wrote 20 children's books, didn't he?
6 Charlie and the chocolate factory isn't a science fiction book, is it?
7 Charlie wins a golden ticket, doesn't he?
8 Willy Wonka has got a factory shoes, hasn't he?
9 Oompa-Loompas are very small, aren't it?