Subject Object Questions in English
1. Subject questions
When we want to know the person or thing who performed the verb we need to ask about the subject.
This type of question is called a subject question, and subject questions do NOT use the auxiliary verbs do, does, and did.
2. Object questions
Most questions in English are object questions – we want to know about the receiver of the action.
For questions in the simple present, the auxiliary verbs are do and does:
Mind the difference in meaning in the following two questions: