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Use this tag if you are asking about the usage of Auxiliary/Helping Verbs. Auxiliary/Helping Verbs are verbs that are used with other full verbs to make the different tenses, voice or modality in a sentence.
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Would you readily explain the usages of need?
"Don't need to" and "needn't" have the same meaning here, if slightly different tones.
The real distinction is between "need to" and "have to":
To "need to" do something is to have a need for some a …