[ Grammar ]
. Choose the correct past modal to complete the sentence: She looks so tired. She ___ last night.
A. must have studied
B. must study
C. must studied
D. must has studied

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Adjectives-Comparison, SuperlativeFrequencyTenses and Time MarkersTenses UsagePassive ModalsVerb Tenses and ModalsPresent Simple and Continuous TenseProgressive TensesVerbal Tensesused to, be used to, get used toOther quiz:
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She can sing well, __________ ?
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When we came to the stadium, the match (already start) ___
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