Which of the following sentences has a subject-verb agreement error?
A. None of the books are interesting.
B. None of the books is interesting.
C. None of the books be interesting.
D. None of the books were interesting.

Random Topics:
Modals - Conditionals - Future TensesVerb + Prepositionas...as, comparatives, superlativesComparisonsAdjective ClausesSimple Past Tense & Future TenseHave GotGrammar (Adverbs, Prepositions, Prepositional Phrases)Sentences Function and StructureSentence Types and ConjunctionsOther quiz:
Modal Verbs › ViewI’m really sorry. I ______ said all those terrible things about you.
A. shouldn’t
B. shouldn’t have
C. mustn’t have
Grammar › View
When she was in the outfield, Lilly ____ the ball as hard as she could so that it would get back to the infield.
A. through
B. threw
Grammar › ViewCould I see that leather jacket over there, please?
A. You can return it if you don’t like it.
B. Yes. It’s actually on sale right now.
C. Let me see if it’s in stock.
Grammar › View
Choose the correct option to complete the sentences:
Companies ____________ to deal with complaints quickly or they will lose customers.
___
A. need
B. must
