[ Verb Tenses ]
The students _____ the experiment before we arrived.
A. were already performing
B. had already performed
C. already had performed
D. performed already
Select your answer:
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TOEICPast Simple, Past Continuous, Past PerfectVerbs & AdverbsNouns and QuantifiersActive-Passive VoicesPast Future TensesConjunctions and PrepositionsSentences Function and StructureModal Verbs of PermissionConditional Sentences Type I, IIOther quiz:
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A. brush
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They are doing…………homework.
A. our
B. my
C. their
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