[ Grammar ]
Which sentence uses the correct article?
A. A sun is a star at the center of a solar system.
B. An sun is a star at the center of a solar system.
C. The sun is a star at the center of a solar system.

Random Topics:
Conditionals and WishesPresent Perfect or Past Simple TensePresent Continuous, Present Perfect and Used toAdverb PhrasesUnless If First ConditionalWill vs be going toNounComparatives and SuperlativesPronouns ( Interrogative )Regular and Irregular AdverbOther quiz:
Present Simple Positive and Negative › ViewI _______ to play tennis.
A. like
B. likes
C. like’s
Grammar › View
My brother ___ to school by bike.
A. go
B. goes
C. going
D. gone
Subject, Object, Possessive Pronoun and Possessive Adjectives › ViewThis is not my house. It is ________.
A. They
B. them
C. theirs
D. Their
Passive Voice › View
Mr. Wilson is _______ as Willie to his friend.
A. known
B. knew
C. is known
D. know
