[ Grammar ]
Which of the following sentences is CORRECT?
A. Marcia must have been very busy last weekend.
B. Marcia must had been very busy last weekend.
C. Marcia must has been very busy last weekend.
D. Marcia must be very busy last week.
Select your answer:
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Parts of SpeechMixed GrammarTOEFL GrammarWh- Questions Present Simple TenseSimple Past - Irregular VerbsZero Conditional SentenceWho vs WhomFOR & SINCEPresent Simple/AffirmativeOther quiz:
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