为什么 (wèi shén me) — why

Definition

The standard way to ask 'why' for a reason. It can also introduce indirect reasons: '...is because...'. Compared to 怎么 it focuses on reason, not manner; 为何 is the same meaning but formal/literary.

phrase
why

Examples

  • 为什么
    Jīn tiān nǐ wèi shén me bù lái?
    Why aren't you coming today?
  • 为什么
    Tā wèi shén me bù xǐ huan nà běn shū?
    Why doesn't he like that book?
  • 为什么
    Nǐ wèi shén me méi yǒu mǎi shū?
    Why didn't you buy any books?

Grammar

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