[ Subject-Verb Agreement ]

Common knowledge to anyone who studies science, the earth ___ on its own axis once every twenty-four hours.

A. Revolve
B. Revolves

Select your answer:
     


Random Topics:
Adjective ClauseSubject-Verb AgreementScience

Next quiz: Tenses

I ——————— a number of detective novels when I was a child.
a) Read
b) Was read
c) Had read
d) Have read


How to use : Read the question carefully, then select one of the answers button.

Tips : If this page always shows the same questions, make sure you correct the question first by pressing the "check answer" button.