A group of boys ................ singing since morning.

  • has been
  • have been
  • are
  • are being
A group of boys ................ singing since morning.
Home Ask Questions Study Current Affairs Previous Papers Kerala PSCIBPSUPSCRBITNPSCMPSCSSCCBSEUnited StatesModel Tests News More Answers Coaching Centres Careers Downloads Colleges