[ a, an, the, Zero Article ]
___ locker room sanitation is usually a good indication of how clean other areas are.
a. a
b. an
c. the
d. no article is needed

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Articles & Preposition › ViewWhere are you going? A: I’m off to ____ work.
A. No Article
B. a
C. the
Grammar › View
You ___________see poisonous snakes in the swamp. It’s possible.
A. can
B. should
C. must