Сделать вопросы в с when, which, who, where и т. д. к предложениям she kept to a diet last month we went to the concrete two days ago

When she kept the diet?
who kept the diet last month?
when you went to the concert?
where you went two days ago?

When did she keep to a diet?
When did we go to the concert?
Who kept to a diet last month?
Who went to the concert two days ago?
What did she keep last month?
Where did we go two days ago?