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Kelvin plays tennis ____ hour a day.
A. a
B. an
C. the
D. no article

Random Topics:
Progressive Perfect and Simple Verb TensesPresent Perfect, Present Simple, Present ContinuousAdverb & Compound SentencesParallelism and Subject Verb AgreementModal Verb, Passive VoiceGerundsVerb Tenses and Sentence StructureTenses & PrepositionTypes of PhrasesModal Verbs - ObligationOther quiz:
Grammar › ViewIf they want to earn an academic degree, they can continue their studies at ________ institutions.
A. college
B. center
C. higher education
D. high school
Modal Verbs › View
Student: …. I go to the bathroom? Teacher: Yes, here’s the hallpass
A. may
B. must
C. should
D. could
Future Tense › ViewPut your wallet away. I ___________ for the tickets. (PAY)
A. am paying
B. am going to pay
C. will pay
Do vs. Does › View
______ your mom like soccer?
A. Do
B. Does
