[ Grammar ]
. If you hadn’t helped with the assignment, I _______ working on it for hours.
A. could be
B. might have been
C. ought to have been
D. might be
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Verb FormsVerbs: Action, Linking, and HelpingSentence Types and ConjunctionsPrepositions of Time, Place, and MovementQuantifierModals, Infinitives and GerundsSpeech TensesVerb Tenses and Sentence StructurePast Tense and NeutralComparative and SuperlativesOther quiz:
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Your report _____ in two days.
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My car ___ yesterday.
A. stole
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