Вставь вопросительные местоимения в предложения.
⦁ A doctor is someone (which, whose, who) treats sick people.
⦁ Ann`s brother (that, which, whose) lives next door.
⦁ Boys (which, whose, who) cars were parking came from America.
⦁ Helen is very kind. That`s (who, why, whose) I like her.
⦁ French national team was winner (when, where, which) the FIFA World Cup was held in Russia.