因果介词(表原因 / 理由)

核心:because of, due to, thanks to, owing to, on account of

(都是介词短语,后面接名词 / 代词 / 动名词,不能接句子)

一、最常用:because of(因为)

  • 含义:最口语、最常用,表直接原因
  • 结构:because of + 名词 / 代词 /doing
  • 例句:
    • He was late because of the rain.(因为下雨他迟到了)
    • She cried because of him.(她因为他哭了)

二、due to(由于;因为)

  • 含义:偏书面,常和 be 动词连用(be due to)
  • 例句:
    • The accident was due to carelessness.(事故源于粗心)
    • Success is due to hard work.(成功源于努力)

三、thanks to(多亏;幸亏)

  • 含义:带积极 / 庆幸语气
  • 例句:
    • We won thanks to your help.(多亏你帮忙我们赢了)

四、owing to(由于)

  • 含义:正式书面,≈ because of
  • 例句:
    • The game was canceled owing to bad weather.(因天气差比赛取消)

五、on account of(因为;由于)

  • 含义:正式,书面用
  • 例句:
    • He didn’t go out on account of illness.(他因病没出门)

❌ 关键区别(别混!)

  • because(连词)+ 句子:He left because he was tired.
  • because of(介词)+ 名词:He left because of tiredness.
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