Topics: Past Perfect and Past Perfect Continuous
Which of the following is a question with Past Perfect Continuous?
A. Are you studying Enin US?
B. Did you study English?
C. How long had you been studying English in US?
D. How long have you been studying English?
Select your answer:

Random Topics:
Word Form & Verb TenseTime ExpressionsPassive and Active VoiceSimple vs Present Continuous TensesMix-TensesContractions and ConjunctionsNoun QuantifiersZero ConditionalModal Auxiliary VerbsThe First Conditional SentenceOther quiz:
Grammar › View______ make noise when you are in the library because everyone is studying.
A. Don’t have to
B. Must
C. Don’t
D. Can
Tenses › View
She…………….sick since Monday.
A. is
B. has been
C. will be
D. was
