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____fruits and vegetables provide vitamins.
A. a
B. an
C. the
D. no article

Random Topics:
Infinitives or GerundsVerb to Be Tenses & Object PronounTOEIC Grammar and Vocabulary ReviewSingular and Plural NounsModal Auxiliaries and Similar ExpressionsGrammar - Wh QuestionsConjunctionGrammar - too & enoughFirst and Second ConditionalVerb + PrepositionOther quiz:
Grammar › ViewYou _____ haven’t bought me a birthday present.
A. Just
B. Still
C. Already
Nouns as Adjectives › View
In the Sentence: The book is about chemestry. The noun that is used as adjective could be:
A. chemestry
B. book
C. about
D. is