past simple

Did what problems young people have?

What problems did young people have?

What problems young people did have?

He did win a prize?

Did he win a prize?

Did he a prize wiin?

Did they get the same volunteers every week?

Did they get every week the same volunteers?

They did get the same volunteers every week?

Did the group have a lot of equipment?

Did have the group a lot of equipment?

Did the group a lot of equipment have?

How long they did work on the area?

Did how long they work on the area?

How long did they work on the area?

Did the council help on the project?

Did help the council on the project?

Did the council help the on project?