词汇 | grammar_british-grammar_used-to |
释义 | Used toUsed to: meaning and formWe use used to when we refer to things in the past which are no longer true. It can refer to repeated actions or to a state or situation:
Warning: In statements, the form used to does not change. We do not use the verb be before it. It always refers to past time:
Negative: didn’t use toThe negative of used to is most commonly didn’t use(d) to. Sometimes we write it with a final -d, sometimes not. Both forms are common, but many people consider the form with the final -d to be incorrect, and you should not use it in exams:
In very formal styles, we can use the negative form used not to:
QuestionsThe most common form of question is auxiliary did + use(d) to. Many people consider the form with a final -d to be incorrect, and you should not use it in exams:
Emphatic didWe can use the emphatic auxiliary did with used to:
TagsWe normally make tags after used to with auxiliary did:
Used to or would?We can use used to or would to talk about people’s habits in the past. When we use them both together, used to most commonly comes first, as it sets the scene for the actions being reported:
Used to, but not would, can describe a state or situation which is no longer true:
Used to or be used to?Used to refers to actions and situations in the past which no longer happen or are no longer true. It always refers to the past:
Be used to means ‘be accustomed to’ or ‘be familiar with’. It can refer to the past, present or future. We follow be used to with a noun phrase, a pronoun or the -ing form of a verb:
We can also say get used to or (more formally) become used to:
See also: Usually Would Tags |
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