Either Abul or Bulbul ____ qualified for the job.

• [Either/neither] + noun + [or/nor] + singular noun + singular verb.
- Neither the salesmen nor the marketing manager is in favor of the system.

• [Either/neither] + noun + [or/nor] + plural noun + plural verb.
- Neither John nor his friends are going to the beach today.

• Either and neither are singular if they are not used with or and nor.
- If either of you takes a vacation now, we will not be able to finish the work.