[ Grammar : Must (Necessity) ]
Please be quiet! This is a library. You ___ talk loudly.
A. must
B. mustn’t
C. don’t have to

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English ArticleModals Deduction: cant /mustTimeProgressive TensesGrammar - Present PerfectDirect Object and Indirect ObjectPast Tense, Recount Text, and Future TenseProgressive Perfect and Simple Verb TensesGrammar : Structural Common ErrorsPunctuationOther quiz:
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A. correct as is
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If he spoke better English he would look for a job abroad,
A. would he?
B. wouldn’t he?
C. didn’t he?