[ Present Tenses ]
Olivia … an essay and she … for three hours. Don’t interrupt her.
A. has already been writing/has been checking it out
B. already writes/is checking it out
C. has already written/has checked it out
D. has already written/has been checking it out

Random Topics:
Modals - Conditionals - Future TensesPreposition of PlaceElectricity VocabularyWord FormationIntermediate GrammarTenses and ComparisonsSimple Present and Present ContinuousSuperlativesCan vs be able toVocabulary and PrepositionsOther quiz:
Prepositions › ViewI am sorry! I took your book _____ mistake.
A. on
B. by
C. for
Grammar › View
My Grandfather _______ some plants in the garden.
A. is watering
B. waters
C. is watered
D. will water