[ Present Perfect Tense ]
Economics is the most interesting subject
A. Economics has been the most interesting subject
B. Economics have been the most interesting subject
C. Economics is have the most interesting subject
Random Topics:
Present vs. Past Participle Parts of SpeechComplement vs. Compliment Grammar (Possessive Pronouns)Future FormsHow many / How much - Is there / Are therePassive Voice in Past Simple TenseGrammar: AgreementAdjective Order
Other quiz: Grammar
Would you like … tea?
A. any
B. a few
C. some
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