JAMB - English Language (2006 - No. 1)
Choose the option that best completes the gap(s).
The police claim that a number of stolen cars ....... recovered?
The police claim that a number of stolen cars ....... recovered?
have been
has been
has being
have being
Spiegazione
When the phrase 'a number of' is used in a sentence, it is followed by a plural verb, hence 'have been' is the correct answer.