表示原因的常用英语短语
表示原因的常用英语短语
在英语表达中,准确使用表示原因的短语能够使句子逻辑更加清晰,增强说服力。以下是常见的表示原因的英语短语分类及用法详解。
一、简单直接型短语
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because of
- 用法:后接名词、代词或名词性短语,表示直接原因。
- 例句:The flight was delayed because of the bad weather.(航班因恶劣天气延误。)
- 注意:不可用于引导从句,需与名词搭配。
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due to
- 用法:正式用语,后接名词或名词短语,强调客观原因。
- 例句:The accident was due to careless driving.(事故由驾驶疏忽导致。)
- 扩展:可替换为 owing to,用法相同。
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on account of
- 用法:书面语,后接名词,表示“由于”。
- 例句:She couldn't attend the meeting on account of illness.(她因病无法参会。)
二、从句引导型短语
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because
- 用法:引导原因状语从句,回答 why 的问题,语气最强。
- 例句:I stayed home because it was raining.(我待在家里是因为下雨。)
- 对比:与 because of 不同,because 后接完整句子。
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since
- 用法:引导从句,表示“既然”或“由于”,语气较委婉。
- 例句:Since you're here, help me with the work.(既然你在,帮我干活吧。)
- 注意:since 也可表示时间,需根据语境区分。
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as
- 用法:引导从句,表示“因为”,多用于书面语或正式场合。
- 例句:As she was tired, she went to bed early.(她因疲倦早睡了。)
- 位置:可置于句首、句中或句末。
三、其他常见表达
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thanks to
- 用法:含褒义或贬义,表示“多亏”或“幸亏”。
- 例句:Thanks to your help, I finished the task on time.(多亏你帮忙,我按时完成了任务。)
- 对比:与 because of 不同,thanks to 隐含结果好坏的判断。
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owing to
- 用法:正式用语,后接名词,表示“由于”。
- 例句:Owing to the strike, the train service was disrupted.(因罢工,火车服务中断。)
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for the reason that
- 用法:正式且冗长,后接从句,强调逻辑性。
- 例句:He resigned for the reason that he was unhappy with the policy.(他辞职是因为对政策不满。)
四、特殊结构与习语
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not...because...
- 用法:否定转移结构,需注意语义理解。
- 例句:I don't avoid him because I dislike him.(我避开他不是因为不喜欢他。)
- 解析:实际否定的是从句,而非主句。
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in that
- 用法:书面语,表示“因为”,引导从句。
- 例句:The plan is practical in that it saves time and money.(计划可行,因为它省时省钱。)
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seeing that/now that
- 用法:口语化表达,表示“既然”。
- 例句:Seeing that you're busy, I'll come back later.(既然你忙,我晚点再来。)
五、使用场景与注意事项
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正式与非正式场合
- 正式场合优先使用 due to、owing to、in that。
- 口语中常用 because、since、thanks to。
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避免重复
- 同一句子中避免同时使用多个原因短语,如:
- ❌ Because of the rain, since the road was wet, we stayed home.
- ✅ Because of the rain, we stayed home.
- 同一句子中避免同时使用多个原因短语,如:
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逻辑清晰性
- 原因短语应与结果紧密相关,避免模糊表达。
- 例句:He failed the exam because he didn't study.(逻辑清晰)
- 反例:He failed the exam because of the weather.(逻辑牵强)
六、练习与巩固
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填空练习
- The project was canceled ______ lack of funds.(答案:due to)
- ______ she was late, we started without her.(答案:Since)
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改写句子
- 原句:He didn't attend the meeting because he was sick.
- 改写:______ his illness, he missed the meeting.(答案:Because of)
通过系统学习这些短语,可以更灵活地表达因果关系,提升英语写作与口语的准确性。





