[ Modals of Speculation and Deduction ]
Use a modal to make a past deduction in the following sentence: ‘The train arrived late, so it ____________ have been a signal problem.’
A. must have
B. should have
C. could have
D. might have
Select your answer:
Random Topics:
Unreal Uses of Past TensesTime Clauses of FutureVerb ConjugationTime and CalendarModals of Speculation and DeductionProverbsOrdering AdjectivesSentence Structure and PunctuationVocabulary & Phrasal VerbOther quiz:
Tenses › ViewLan ……. when her father ……
A. was sleeping/ was calling
B. slept/ was calling
C. was sleeping/ called
D. had slept/ called
Vocabulary › View
the work that uses scientific knowledge for practical things
A. decade
B. directing
C. engineering
D. gleaming