[ Tenses ]
In which tense do we use the structure ‘Subject + has/have + been + Verb(-ing)’?
A. Simple Present Tense
B. Present Continuous Tense
C. Past Perfect Tense
D. Present Perfect Continuous Tense

Random Topics:
Gerunds, Infinitives and Modals of PossibilityGrammar: Used to, Would, Be used to, Get used toConjunctive AdverbModals in the PastTime and CalendarPast Simple & Past PerfectPast Perfect Simple TenseFuture Perfect ContinuousSimple Past or Past ContinuousModals and InversionOther quiz:
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She seems sad ___________ (participate) in this event.
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Patrick has ___ girlfriends than I do.
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