[ Tenses ]
I am really tired. I _____ all day.
A. worked
B. was working
C. have been working
D. had worked

Random Topics:
Subordinating ConjunctionsRegular and Irregular AdverbTenses and Word FormationPassive VoicesPresent simple or Past simplePhrasesAdverbs or AdjectivesIndependent ClausesCoordinate ConjunctionWish + Verb 2Other quiz:
Grammar › ViewThe horse hurt ______ leg during the race.
A. its
B. it’s
C. it
Grammar › View
Mr. Wu _________________ (advise,us, which, choose) as after-school activities.
A. advises us which to choose
B. advise us which to choose
C. advised us which choose
Grammar › ViewWas there a ball in the box?
A. No, there was.
B. Yes, there were.
C. Yes, there weren’t.
D. Yes, there was.
Future Tense › View
They … the classroom by the end of the hour.
A. will have been leaving
B. will have left
C. will left
