[ Tenses ]
. They had been driving for hours before they realized they were lost.
A. This indicates a simple past action.
B. This indicates a past perfect action.
C. This indicates a past perfect continuous action.
D. This indicates a future continuous action.
Select your answer:

Random Topics:
Future Perfect ContinuousFuture TenseLinking Words & PhrasesComparison of Adjectives and AdverbsPerfect and Past TensesPresent Verb TensesPresent Perfect ContinuousPresent Simple and Present Continuous TensesInterjection & Prepositional PhrasesModal Verb, Passive VoiceOther quiz:
General Knowledge › ViewWhat is one use of hydrogen?
A. Gas for stoves
B. To run power plants
C. Rocket power
D. Gasoline in cars
Grammar and Vocabulary › View
__________________ a piece of cake? No, thank you.
A. Do you like
B. Would you like
C. Want you
D. Are you like
