[ Subject Verb Agreement ]
Which of the following sentences contains a subject-verb agreement error?
A. Either the cat or the dog chase the mouse.
B. Either the cat or the dog chases the mouse.
C. Either the cat or the dog is chasing the mouse.
D. Either the cat or the dog are chasing the mouse.

Random Topics:
Adverbial PhrasesGerundsFuture Tenses and ModalsGrammar- Later/LatterContrastive ConjunctionsSentencesModals for RecommendationsNouns & PronounsGrammar (was, were, could, could not)Active & PassiveOther quiz:
Adverbial Clause, Noun Clause › View___ she finished the project, she submitted it to his teacher.
A. While
B. Because
C. As soon as
D. So that
Prepositions › View
dependent_____
A. in
B. on
C. at
D. to
Indefinite Pronoun › ViewNone of the material is suitable for (its,their) purpose
A. Its
B. Their
Grammar › View
I ________ when my boss walked in my office. I was on Facebook.
A. wasn´t working
B. didn´t working
C. wasn´t worked
D. worked
