〜なければなりません

Meaning

~なければなりません expresses a strong obligation or necessity—something that must be done. It is formed by taking the negative form of a verb (ない form), removing ない, and adding なければなりません. This pattern indicates that an action is required or mandatory.

Formation

Examples

1. 明日 朝6時に 起きなければ なりません。
   I must wake up at 6 o'clock tomorrow morning.

2. 金曜日までに DVDを 返さなければ なりません。
   I have to return the DVD by Friday.

Summary

• Formed by: verb (negative form without ない) + なければなりません
• Expresses strong obligation, duty, or necessity in formal contexts
• Common in rules, instructions, and situations where something is required