[ Subject-Verb Agreement ]
Common knowledge to anyone who studies science, the earth ___ on its own axis once every twenty-four hours.
A. Revolve
B. Revolves

Random Topics:
Grammar-Present Continuous-Sentence MakingAdverb of Frequency and TensesSimple Present and Present ContinuosPast ModalsGerund, Participle, Infinitive, or AppositiveGrammar / PronounsComplex Sentences with Adverb ClausesParticiple Clauses & Cleft SentencesTenses and ArticleCompound AdjectivesOther quiz:
Question Tags › ViewYou’ve met my cousin, ……….?
A. Have you
B. Didn’t you
C. Haven’t you
Tenses › View
At last the bus came. We ____________ for half an hour.
A. waited
B. was waiting
C. have waited
D. had been waiting
Vocabulary and grammar › ViewAfter working hard for hours, the farmers sat down and ___________ a short rest.
A. get
B. take
C. do
D. give
Grammar › View
Complete the sentence: They … siblings.
A. is
B. be
C. am
D. are
