Must-mustn't1-Must:USES:We use must when the speaker thinks it is necessary or important to do an action:You must go. = It is important that you go.2-Musn't:USES:Mustn’t means something is prohibited or it is not allowed.It is important that you do NOT do something.In negative sentences we often use mustn’t to say that something is against the rules, or...
jueves, 4 de febrero de 2021
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