Topics: Modals of Obligation and Permission
He _____ called his mother to let her know he’d be home late, but he didn’t.
A. ought have
B. can have
C. must have
D. should have
Select your answer:

Random Topics:
Subject Verb Agreement and Coordinating ConjunctionsClauses and ConjunctionFuture Continuous TenseModals and ConditionalsPast Simple & Past ContinuousBasic TensesGrammar: MorphologyAdverb of TimeAlong & AgainstLinking Words and ConjunctionOther quiz:
Tenses › ViewA: The phone’s ringing.
B: I …. get it.
A. will
B. am going to
Modals and Tenses › View
Use the present simple: Water ___ (boil) at 100 degrees Celsius.
A. boil
B. boils
C. boiling
D. boiled
