[ Present and Past Perfect Tenses ]
I’ve been _____since 5 o’clock in the morning.
A. study
B. studies
C. studied
D. studying

Random Topics:
Modal VerbsPresent Tenses and VocabularyTime ExpressionsAdverbs and PhrasesGrammar: MorphologyConjunction: Because and SoModal SpeculationPreposition and Preposition PhrasePresent Continuous, Present Perfect and Used toSimple and Progressive Verb TensesOther quiz:
Subject-Verb Agreement › ViewMany a student ____ made the same mistake.
A. Has
B. Have
Grammar and Vocabulary › View
Marcia ________ at a quarter to seven.
A. gets up always
B. always gets up
C. gets always up