[ Grammar ]
When I first met Ann, she _____ (work) in Samsung for 15 years.
A. had been working
B. have been working
C. worked
D. had worked

Random Topics:
Preposition and AdjectivePresent/Past/Past ParticpleGrammar - Countable/ UncountableModal Verbs and ConjuctionsGerund or InfinitivesNoun and Modal VerbsPast ParticiplesVerb to haveModals and VocabularySpeculation with Modal VerbsOther quiz:
Punctuation › ViewChoose the correct sentence that uses a comma with a non-defining relative clause.
A. My grandfather, a professor, has written a book.
B. My grandfather a professor has written a book.
C. My grandfather has written a book, a professor.
The Present Progressive Tense › View
I (have) a good job at present time
A. have
B. am having
Clauses and Conjunction › ViewYesterday, I talked to Brian, my best friend, about an upcoming birthday party we had to plan.
A. Complex sentence
B. Appositive phrase
Many vs. Much › View
How ___ water did he drink?
A. Much
B. Many
