[ 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?

Random Topics:
Relative & ModalsArticles and NounsAdjectives, ING - EDPreposition after some VerbsConditional Sentences Type I, IIPast Simple (Questions)Vocabulary and PhrasesFamily VocabularyPrepositions and ArticlesSimple Past/Past ProgressiveOther quiz:
Homonyms › ViewHe squeezed out a ___ of power at the end of the race.
a. serge
b. surge
Grammar › View
She wished that she had been rich when he was seeing a beautiful girl. what is the fact?
A. she didn’t rich
B. she is not rich
C. she was not rich
D. she was rich
Grammar › ViewMy flatmate won’t ________ if you stay in her room while she’s away
A. matter
B. mind
C. not notice
Grammar › View
English Grammar. Select the best answer.
I have only a ________ Christmas cards left to write.
A. Few
B. Fewer
C. Less
D. Little
