[ Grammar ]
I am tired because I ………..
A. worked all day
B. have been working all day
C. have worked all day
D. had been working all day

Random Topics:
Phrasal VerbPast Tense vs Future TenseFuture Perfect TenseFuture Tense (will/be going to/p.continuous)To Infinitive/Bare Infinitive/GerundsNouns & PronounsPast Simple and Past ProgressivePassive Voice - Past SimplePersonal PronounModal Auxiliary VerbsOther quiz:
Conjunction › ViewI forgot to get napkins for the party, ____ I guess I’ll have to go back to the store.
A. hence
B. and
C. so
D. because
Grammar › View
Hawaii is famous for _____ beaches.
A. his
B. its
C. it’s
D. their
Grammar › ViewWe are very surprised to ________ Peter at the party.
A. seeing
B. see
C. saw
D. sees
Grammar › View
She is
A. ugly
B. small
C. thin
