Relacionar Columnas Used to Versión en línea Matching the questions with their answers por Fernanda Maza 1 example (interrogative sentence) 2 example (negative sentence) 3 Structure: Used to (affirmative) 4 structure: used to (negative) 5 When using the expression used to ? 6 structure: used to (interrogative) Food didn’t use to be so expensive. Did+ subect + use to + V(infinitive)+ Complement? Subject.+ didn't + use to + V(infinitive)+ Complement. Subject.+ used to + V(infinitive)+ Complement. Did you use to eat sushi in Japan? Yes, I used to / No I didn't use to We use this expression to indicate something that occurred or happened in the past in a habitual way and nowadays it no longer happens.