Which sentence uses a verb that agrees with its pronoun subject? A. Neither of those computers connect to the Internet. B. Nearly everybody in the choir sing a solo in the musical. C. Many in the troop have participated in all the activities. D. Either of the two seats are available.
"A. Neither of those computers connect to the Internet" is the only correct sentence in terms of verb/noun agreement. "Neither" and "either" are tricky--it just takes practice.