Forming yes/no and wh- questions with correct inversion
N/A (questions focus)
Use don't/doesn't/didn't for negatives, or add not after auxiliary: Are you not...?
Aux/Modal + subject + verb (yes/no); Wh + aux + subject + verb (wh-); Be + subject
💡 No inversion when wh-word is subject: Who called? (subject + verb).
✓Do you play tennis?
✗You do play tennis?
Invert auxiliary for yes/no questions.
✓Where does she live?
✗Where she lives?
Use does + base; invert subject.
✓Who called you?
✗Who did call you? (when who is subject)
No auxiliary when wh-word is subject.