必须 (bì xū) — must; have to; be required to

Definition

必须 is a formal, written 'must' expressing strong obligation — stronger than 应该 ('should') and more formal than the spoken 得 (děi). Negate with 不必须 or 不必.

adverb
musthave tobe required to

Examples

  • 必须
    Nǐ bì xū xiān wán chéng zuò yè zài wán.
    You must finish your homework before you play.
  • 必须
    Wǒ men bì xū zài bā diǎn qián dào xué xiào.
    We must arrive at school before eight o'clock.
  • Tā bú bì xū qù, tā kě yǐ zì jǐ jué dìng.
    He doesn't have to go; he can decide for himself.

Grammar

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