[ Subject Verb Agreement ]
One of his best friends ___ twins.
A. has
B. have

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Common Grammar Mistakes and Spelling TipsTense,noun,preposition,quantityConditionals / Unreal PastNeither/Either/All/NoneContractions and ConjunctionsAdjective and AdverbGerund NounComparison Degree & GerundsComparison DegreeGrammar and Verb TensesOther quiz:
Grammar › ViewGranollers is not _______ Barcelona.
A. as big as
B. as big than
C. as bigger as
D. as bigger than
Past Continuous Tense › View
My best friend _____ me yesterday.
A. not calling
B. was not calling
C. were not calling
D. didn’t calling
Grammar › View________ you read the newspaper on Sundays?
A. Do
B. Does
Grammar › View
The ticket is being……….
A. Sold
B. Selling
C. Selled
D. Sell
