[ Future Perfect Continuous ]
I don’t think we’ll ever finish. At 8 o’clock, we ____ (work) for 12 hours and there is still a lot to do!
A. Will have been worked
B. will had been working
C. will have been working

Random Topics:
Prepositions and Prepositional PhrasesSentence TransformationAdverb of TimeContrastive ConjunctionConjunctions and Sequence ConnectorsGrammar and SyntaxVerb + PrepositionVerbal TensesSynonyms and VocabularyPronoun-Verb AgreementOther quiz:
Nouns › ViewTrue or false? A proper noun must always be capitalized.
A. TRUE
B. FALSE
Future Tense › View
I can buy it for you if you want. I … in the afternoon anyway.
A. will shop
B. shop
C. will be shopping
Grammar › ViewBy the time Laura arrived, the movie _________.
A. has already started
B. had already started
C. has already been started
Vocabulary › View
parts of your body that work together to fight disease
A. immune system
B. infect
C. protect
D. symptom