[ Modal Verbs of Certainty and Possibility ]
They _____ spoken to him because he knew nothing about the party.
A. can’t have
B. must have

Random Topics:
Grammar - NounsInterrogative Pronouns & AdverbsModals of Obligation & ProhibitionAbilityRelative - ConditionalConjunctions and Sequence ConnectorsGrammar: so and suchOn, At, ByComparisionsModal Verbs and PermissionOther quiz:
Grammar › ViewMr. Robert has two children. …. name are Ryan and Genie.
A. His
B. Her
C. Our
D. Their
Grammar › View
Are these Sarah’s clothes? Yes, they are ____________ .
A. his
B. hers
C. mine
D. yours
Future Tenses › ViewWhen we want to make plans, we use…
A. simple present
B. present progressive
C. be going to
D. simple future
Grammar › View
If I were you, I …………………………..part in the competition.
A. take
B. would take
C. will take
D. took
