[ Subject Verb Agreement ]
Neither the professor nor his assistants (was/were) able to solve the mystery of the eerie glow in the laboratory.
A. was
B. were

Random Topics:
Prepositions and Phrasal VerbsPassive Voice in Past and Present TenseGerund Subject or ObjectCommon & Proper NounsSimple Present and Present ContinuousGrammar - Verb FormsPast and Present ContinuousIdiomsPresent Tense (Negatives and Questions)Subject Verb Agreement; Indefinite PronounsOther quiz:
Vocabulary › ViewAn _____ is a person who makes or thinks of something for the first time.
A. eye doctor
B. inventor
C. engineer
D. institution
Adverb or Adjective › View
The parrots squawked as they flew.
A. noisy
B. noisily
