[ Grammar ]
We________ for two hours when they finally let us in.
A. ve been queuing
B. were queuing
C. d been queuing

Random Topics:
Cohesive DevicesGrammar TOEFLTo Infinitive or Bare InfinitiveComperative and SuperlativePhrasal Verb and ModalSimple Present and Past TenseComparisionsHave GotFuture Perfect vs Future ContinuousPast and Present Continuous tenseOther quiz:
Grammar › ViewIf Luqman had been careful, he _____ had an accident.
A. has
B. have
C. wouldn’t
D. wouldn’t have
Modal Verbs › View
You _____ to tell the teacher what happened.
A. should
B. must
C. ought
D. could
Grammar › ViewWe …. to the concert last night.
A. a
B. went
C. have been
D. gone
Grammar › View
I was ____________ because it was such a ____________ film.
A. scared/frightened
B. scaring/frightening
C. scared/frightening
D. scaring/frightened
