[ Present Perfect Continuous Tense ]
I __________ this report since nine o’clock last night.
A. has been worked
B. has been working
C. have been worked
D. have been working

Random Topics:
The -ing Form of VerbsHow much or How many?DEGREE COMPARISONGrammar and ReadingSynonymsContractions and ConjunctionsSports VocabularyReported Speech and TensesGerund/ To Verb/ VerbPresent Perfect Continuous TenseOther quiz:
Grammar › ViewWe ____ (play) video games yesterday at 3 o’clock.
A. were play
B. was playing
C. were playing
D. was play
Present Continuous Tense › View
Mariana ___ a book of poems right now. She loves poetry.
A. Am reading
B. Is reading
C. Are reading
D. Reads
E. Reading
