used to的用法

“used to”是一个英语短语,用于描述过去经常发生的动作或状态1。它的基本用法如下:

肯定句: “used to”后面接动词原形,表示过去经常发生的动作或状态。例如:

  • He used to live in Paris. (他过去一直住在巴黎)
  • I used to write poetry when I was young. (我年轻时常常写诗)

否定句和疑问句: “used to”可以直接在”used”后面加上”not”构成否定句,也可以将”used”置于句首构成疑问句。例如:

  • He didn’t use to come often. (他过去不常来)
  • He usedn’t to smoke cigarettes.(他不习惯抽烟。)
  • Did you use to go there often? (你过去常到那儿去,是吗?)
  • Usedn’t Maria to be interested in the theatre?(玛丽亚没有对剧院感兴趣过吗? )

副词连用: “used to”通常与副词”often”, “always”, “never”等连用,通常置于副词之后,也可置于副词之前。例如:

  • I used to be afraid of dogs all the time. (我过去老是怕狗)
  • He used to sit outside his house often. (他过去常坐他家门口)

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