[ Tenses ]
Before the guests arrived, Mary _______.
A. finished all the preparations
B. were finishing all the preparations
C. had finished all the preparations
D. has finished all the preparations

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Present Simple with Adverbs of FrequencyPresent ContinuousAuxiliary and Modal VerbsComparison Degree & GerundsPast Tense vs Present TensePrepositions of Time, Place, and MovementGerund or InfinitiveGrammar for IELTSAdverbial Clause of MannerVerbs: Action, Linking, and HelpingOther quiz:
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Ann has a large …………. of stamps.
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last night I visited your house, but I didn’t see you. Where … you last night?
A. are
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