[ Modal Verb ]
“Have you seen John?” “No. But he _________ be studying in the library.
A. may
B. will
C. must
D. need
Select your answer:

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Conditionals and Modals of ProbabilityRelative PronounsPresent and Past Simple TenseSimple Present and Past TenseCoordinating ConjunctionsPast Simple VS Used toPast Tense & Past Continuous TenseTenses and Sentence CompletionComparatives - SuperlativesSubjunctivesOther quiz:
Grammar › ViewThe inspector asked us when we had last seen our neighbour. “When ______________________________________________?” the inspector asked us.
A. When did you last see your neighbours? the inspector asked us.
B. When have you last seen your neighbours? the inspector asked us.
Subordinating Conjunctions › View
She will be late ________ she misses the train.
A. if
B. before
