Used to and did and wh question words
Typical wh- words are what, where, when, why, who, how, how many, how much. To create a wh-question, start with the wh-word, then add do, does or did betsafe casino, then the subject (a person or thing that does the action), followed by the base form of the verb and only then add the rest Leer másUsed to and did and wh question words[…]