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Usages of должен
Новое грамматическое правило: модальные глаголы «мочь», «надо» и «должен», а также конструкция «можно + инфинитив».
New grammar rule: the modal verbs “мочь,” “надо,” and “должен,” as well as the construction “можно + infinitive.”
Повседневная одежда должна быть удобной.
Everyday clothing should be comfortable.
На узкой дороге скорость должна быть ниже, чем на шоссе.
On a narrow road, the speed should be lower than on the highway.
Ребёнок не должен бросать мусор в парке.
A child should not throw trash in the park.
Test yourself: What does должен mean?
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