英语写作必备|5 个因果连接词,逻辑清晰加分
写作时想让逻辑更清晰?因果关系是最常用的逻辑连接。但 because、so、therefore 这些词你真的用对了吗?
今天整理的这 5 个因果连接词,覆盖从口语到写作的全场景。掌握它们,你的英语表达会更有条理,考试作文也能轻松拿高分。
01 because — 最直接的因果
because + 从句
用法:后接完整句子,说明原因
例:I stayed home because it was raining.(我待在家里,因为下雨了。)
because of + 名词/代词
用法:后接名词或代词,不能接句子
例:The game was cancelled because of the rain.(比赛因雨取消了。)
PET 真题示例
题目:She was late ______ the traffic jam.
答案:because of(后接名词 the traffic jam)
⚠️ 注意事项
because 后必须接完整句子(有主语 + 谓语)
because of 后只能接名词或代词,不能接句子
KET 写作高分句型
模板:I think... because...
例:I think reading is important because it helps us learn new things.(我认为阅读很重要,因为它帮助我们学习新东西。)
02 so — 口语中最常用
so + 结果句
用法:连接两个并列句,前因后果
例:It was raining, so I stayed home.(下雨了,所以我待在家里。)
so 的位置
规则:so 只能放在结果句开头,不能放句首
✅ It was cold, so I wore a jacket.
❌ So I wore a jacket because it was cold.
? 使用场景
so 多用于口语和非正式写作
正式作文中建议用 therefore / as a result 替代
03 therefore — 正式写作首选
therefore 的用法
用法:正式用语,多用于写作和演讲
例:He studied hard. Therefore, he passed the exam.(他学习很努力。因此,他通过了考试。)
therefore 的位置
规则:可放句首、句中或句尾,常用逗号隔开
例:The weather was bad. We, therefore, decided to cancel the trip.(天气不好。因此我们决定取消行程。)
PET 作文高分示例
题目:Should students wear school uniforms?
例:School uniforms help students focus on study. Therefore, I think they are necessary.(校服帮助学生专注于学习。因此,我认为校服是必要的。)
? 正式程度对比
therefore > as a result > so
考试作文优先用 therefore,口语用 so 更自然
04 as a result — 强调结果
as a result 的用法
用法:强调因果关系中的结果部分
例:He didn't study. As a result, he failed the test.(他没学习。结果,他考试不及格。)
as a result of + 名词
用法:后接名词,相当于 because of
例:The flight was delayed as a result of bad weather.(航班因恶劣天气延误。)
05 due to — 书面语专用
due to + 名词
用法:正式用语,后接名词或名词短语
例:The cancellation was due to the storm.(取消是由于暴风雨。)
due to vs because of
区别:due to 更正式,多用于书面语
例:His success was due to hard work.(他的成功归功于努力工作。)
✅ 使用建议
口语:用 because / so
考试作文:用 therefore / as a result
正式写作:用 due to / therefore
? 5 个词快速总结
because + 从句 | 最常用,口语写作均可
so + 结果句 | 口语化,非正式
therefore | 正式,作文高分词
as a result | 强调结果,正式
due to + 名词 | 最正式,书面语
| 词汇 | 词性 | 用法 |
|---|---|---|
| because | 连词 | + 从句 |
| because of | 介词短语 | + 名词/代词 |
| so | 连词 | + 结果句 |
| therefore | 副词 | 正式,可放句首/句中 |
| as a result | 介词短语 | 强调结果 |
| due to | 介词短语 | + 名词,最正式 |
— THE END —
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