[ Punctuation ]
Choose the correct sentence that uses a comma with a non-defining relative clause.
A. My grandfather, a professor, has written a book.
B. My grandfather a professor has written a book.
C. My grandfather has written a book, a professor.
Select your answer:

Random Topics:
Perfect Progressive TensesIndependent/Dependent Clauses & Relative ClausesSuperlative & Comparative AdverbsWill, Be going to, Present ContinuousTransitive or Intransitive VerbsPassive Voice - Present Simple and Past SimpleSuperlative AdjectivesComparative AdverbVocabulary and TensesPresent Perfect: for/sinceOther quiz:
Nouns as Adjectives › View(they) ___ father works in a car factory
A. your
B. my
C. their
D. our
Grammar › View
Jane: “Let’s go to the movie now.” – John: “Oh! _______________”
A. I don’t
B. That sounds good
C. Why’s that?
D. I need it
