Grammar Quiz

[ Modals with Perfect Infinitive ]

I ___ at the door since, in this way, I awoke the baby. 

A. needn’t have knocked

B. can’t have knocked

C. mustn’t have knocked

D. should have knocked

Select your answer:
A  B  C  D  E 


Random Topics:

AntonymsModals, Phrasal Verbs, Gerunds and InfinitivesSimple Present Continuous TenseClauses and ConjunctionPhrasal verbs and Prepositional PhrasesLinking VerbProgressive Tenseswould should couldAdverbsFuture Perfect Continuous

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