Topics: Modal Verbs of Certainty and Possibility
He could _____ late – it depends how long he has to work.
A. be
B. have been
Select your answer:

Random Topics:
Simple Past Tense and Present Continuous TensePast Tense and NeutralHave to/Has toWish - beginnerSpeech TensesConjunction: Because and SoVerb and PrepositionAdjectives with -ED and -INGAdverbial ClausesFuture PlansOther quiz:
Grammar - could / could not › ViewMy sister ________ play the piano when she was eight because her fingers were very short.
A. can
B. could
C. can’t
D. couldn’t
Correlative Conjunction › View
Whales and walruses are _______ fish _______mammals.
A. both … and
B. as … as
C. not … but also
D. either … or
