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Ve • must/mustn'tn.e.)56.6.13.1 Read the table. Complete therules. Use must or mustn't. Are theresimilar structures in your language?vmAffirmativeNegative1/You/He/She etc must I/You/He/She etchelp with chores. mustn't talk in class.to express obligation(It's your duty. We use to express prohibition(It's against the rules.). We use odicinefriend
Ответы
We use must to express obligation.
We use mustn't to express prohibition.