[ Tenses ]
Karen / learn Spanish / two years / go to live in Argentina
A. Karen had been learning Spanish for two years when she went to live in Argentina.
B. Karen learned Spanish for two years when she went to live in Argentina.

Random Topics:
Adverbial PhrasesPast Simple Negative & QuestionsSentences vs Run-OnsHow many / How much - Is there / Are therePhrase or ClauseSimple Present VS Present ContinuousPresent Continuous TenseAdverbs of DegreeContrastive ConjunctionComparatives, Superlatives, and ModalsOther quiz:
Grammar › ViewI will meet you _________ noon tomorrow.
A. in
B. at
C. on
D. under
Grammar › View
You ________ take along some cash. The restaurant may not accept credit cards.
A. had better
B. could
C. can
D. has to
Gerunds and Infinitives › View___________ what the song is like is important.
A. To imagine
B. Imagining
Gerund › View
The floor ___ by Helen looked very clean.
A. washed
B. washing
C. wash
D. washes
