A singular verb would be used with a singular noun (she, Bob, Jane, truck) while a plural verb would be used with a plural noun (they, cars, books).
For example "The truck drives away." Truck being a singular noun and drives being a singular verb.
Another example
"The cars drive away." cars being a plural noun and drive being the plural verb.
B: rhyme i think
Because both bone and drone en with “ne” and they both sound similar at the end
it means that he couldn't find a sign of Nancy in the apartment
they are singing about freedom from racism, from all of the hate and they in my opinion are singing for justice for those girls