Which is a correct example of the past perfect progressive tense?
A. Did she work last night?
B. Was she working last night?
C. Had she been working last night?
D. Will she have been working all last night?

Random Topics:
Sentence and FragmentNoun / PronounGerund - to Infinitive Modals and Present TensesSimple Present ProgressivePast Simple (Questions)Tenses UsagePresent Progressive TensePreposition and AdjectiveRelative Clauses PronounsOther quiz:
Quantifiers Mix › ViewWe have __________________ ketchup and _____________________ sausages left.
A. some , a little
B. a little , a few
C. a little , any
Grammar › View
It ______ heavily so I could barely see, and I skidded in a puddle and lost control.
A. had rained
B. rains
C. rained
D. was raining
Contrastive Conjunctions › ViewAmy worked hard. …., Grace hardly did any work at all.
A. Even if
B. Unless
C. However
D. On the other hand
Grammar › View
Which of the following sentences shows a statement?
A. Did the whole family go fishing?
B. Who caught the first fish?
C. Who ate the fish?
D. Mina took his sled to the lake.
