[ Must Vs Have to ]
Choose the correct option.
A. We use must when we express personal obligation.
B. We use have to when we express personal obligation.

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Conjunctions and PrepositionsGrammar: Used to, Would, Be used to, Get used toProverbsGrammar Error Correction (Simple Present Tense)Active-Passive VoicesVerbal and Appositive PhrasesSimple Past - Irregular VerbsPassive Voice and ModalsPresent Tense vs Past TenseAdjectives & QuantifiersOther quiz:
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