conjunction HSK 2
suǒ
so · therefore · as a result · that's why

Meaning

所以 is one of the most common conjunctions in Chinese, used to indicate a result or conclusion that follows logically from what was just stated. It connects cause and effect, similar to 'so' or 'therefore' in English. It's essential for expressing logical reasoning in everyday conversation.

Usage

所以 typically appears at the beginning of the second clause in a sentence, after the cause has been stated. It's often paired with 因为 (yīnwèi, 'because') in a 因为...所以... structure, though 所以 can stand alone. Very common in both spoken and written Chinese across all registers. Native speakers use it constantly to explain reasons and draw conclusions.

Examples

  1. 01
    因为下雨了,所以我没去跑步。
    Yīnwèi xià le, suǒ méi pǎo .
    Because it rained, so I didn't go jogging.
  2. 02
    他很累,所以早点儿睡了。
    hěn lèi, suǒ zǎo diǎnr shuì le.
    He was very tired, so he went to bed early.

Characters

Common collocations

  • 因为...所以...
    yīnwèi... suǒ ...
    because... therefore...
  • 所以
    suǒ shuō
    that's why (I say)
  • 这就是为什么...所以...
    zhè jiù shì wèi shén me... suǒ ...
    this is why... so...

Origin

Literally means 'that by which' or 'the means by which,' combining 所 (that which) and 以 (by means of). This classical construction evolved to indicate logical consequence.

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