Question

Когда пишется have to а когда пишется must

Answer 1

Must-дожен,oбязан.строгие правила.
have to-тоже должен,но подтекст такой:прийдется.всвязи с какими-то внешними обстоятельствами.
мне прийдется (я должен) взять зонт.идёт дождь.

Answer 2

When to Use "have to" and "must"

In English, "have to" and "must" are both used to express obligation or necessity, but there are subtle differences in their usage.

"Have to" is used to express external obligations or requirements. It indicates that something is necessary because of external circumstances or rules.

"Must" is used to express personal obligations or strong recommendations. It indicates that the speaker feels something is necessary based on their own judgment or opinion.

Examples of Usage

- "Have to": - "We must have the work done by the first." - "She doesn't have to help us." [[2]](https://skyeng.ru/articles/have-has/) - "Do you sometimes have to tell unpleasant things to people?" [[9]](https://puzzle-english.com/directory/must-or-have-to)

- "Must": - "You must have a heart of stone." [[3]](https://en.wikisource.org/wiki/Dictionary_of_Spoken_Russian/Russian-English/Text1) - "He must have written this in a state of intoxication." [[4]](https://escholarship.org/content/qt8619j8s5/qt8619j8s5_noSplash_a5400d89d1ff07b274583b95028367bd.pdf)

In summary, "have to" is used for external obligations, while "must" is used for personal obligations or strong recommendations.

I hope this helps clarify the usage of "have to" and "must"! If you have any more questions or need further explanation, feel free to ask.