[ Idiom and Tenses ]
Determine the tense of the sentence: ‘They have been studying for hours.’
A. Present Perfect Continuous Tense
B. Past Simple Tense
C. Future Simple Tense
D. Present Continuous Tense

Random Topics:
Preposition of TimeVerb & GrammarQuantifiers and AdjectivesPrepositions and ArticlesTo infinitive - Gerundas...as, comparatives, superlativesPresent and Future TensesConnectors-ed/-ing AdjectivesTenses and ArticlesOther quiz:
Grammar › ViewCan I borrow your scissors? Mine _____ sharp enough.
A. isn’t
B. aren’t
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Everyday I wake up at 6 in ___ morning.
A. a
B. an
C. the
D. –
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A. kept
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Simple Tenses › View
Choose the correct sentence:
A. She clean her room yesterday.
B. She cleaned her room yesterday.
C. She cleans her room yesterday.
D. She cleaning her room yesterday.
