[ Modal Verbs ]
He was yawning a lot. He ___ have stayed up all night.
A. might have
B. could not
C. must not
Select your answer:

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Conditional Sentence Type 2 and Type 3Things in EnglishApostrophe GrammarAdjectiveModal RequestsVerb PhrasesAdjective & AdverbsModal PerfectConditionals 1,2,3Past and Present ContinuousOther quiz:
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A. does
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Ling is one of the hero that must have … Blue buff to enhance their user’s skill
A. a
B. an
