It can be confusing when we learn that there are two ways to ask questions. There is the common way (question + auxiliary + subject + infinitive) and then there are questions about subjects which don’t need an auxiliary (subject + verb). Here is some extra help for those who are confused. First of all, here are two interactive exercises from the coursebook New English File Pre-intermediate: click here and here.
And here is a Powerpoint which I have made for you. There is an interactive exercise in the second half. I hope you like it.