Поставьте вопросы к выделенным словам we're going to have our exami̇nati̇on at the end of june (2) i̇ intend to spend three to four hours a day on my engli̇sh before the exami̇nati̇on (4)

What are we going to have?
What do I intend to spend?

What are we going to have at the end of June?
When are we going to have our examination?

How many hours a day do I intend to spend on my English before the examination?
What do I intend to spend three to four hours a day on before the examination?
When do I intend to spend three to four hours a day on my English?

Если задание из Бонка, то там подчеркнуто еще местоимение I. Тогда 4й вопрос к подлежащему:
Who intends to spend three to four hours a day on English before the examination?