[ Verb Tenses ]
Identify the sentence that uses the past perfect continuous tense correctly.
A. She had been studying for three hours when I arrived.
B. She studied for three hours yesterday.

Random Topics:
Present Perfect: for/sinceRelative ClauseArticlesTenses - Irregular VerbsAction, Helping & Linking VerbsVocabulary & GrammarTypes of PhrasesSubject Verb Agreement; Indefinite PronounsThe Past SimpleDirect-Indirect SpeechOther quiz:
Clauses › ViewArequipa is the city ______ you can see beautiful volcanoes
A. that
B. where
C. who
D. which
Past Simple Tense › View
My vacation in Hue ______ wonderful. (be)
A. was
B. were
C. are
D. is
Simple Present Tense › ViewMy mother and father……breakfast at 7.00 everyday
A. Eat
B. Eats
Grammar › View
They haven’t finish their homework, have they?
A. True
B. False
