[ Modal Verbs ]
“You should exercise 4 days a week.”
The modal verb in the sentence is referring to ___________.
A. Advice
B. Obligation
C. Permission
D. Possibility

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Present Perfect Continuous TenseSentence Structure and PunctuationGrammar / PronounsModal and Modal PerfectModal Verbs of ObligationSubjunctiveZero and First ConditionalsDependent ClausesSynonymSubjunctivesOther quiz:
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