The form of 'used to' used in questions and negative sentences with an auxiliary verb, referring to past habits or states.
"Did you use to live in London before you moved here?"
The form of 'used to' that appears after auxiliary verbs in questions and negative sentences.
The question and negative form of 'used to' — what you did in the past but don't do anymore.
2 meanings, ordered from most common to least. Color-coded by CEFR level.
The form of 'used to' used in questions and negative sentences with an auxiliary verb, referring to past habits or states.
"Did you use to live in London before you moved here?"
Used in negative sentences with 'didn't' to say that a past habit did not exist.
"She didn't use to enjoy spicy food, but now she loves it."
The distinction between 'used to' and 'use to' in questions/negatives is a common spelling issue for ESL learners. After 'did', the correct form is 'use to' (not 'used to'): 'Did you use to play football?' / 'I didn't use to like spinach.' This is an alternate form of 'used to', not a separate phrasal verb.
Natural word combinations native speakers use most often.
The five tense forms you'll use most often.
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