[ Grammar ]
Choose the sentence that uses an irregular verb correctly.
A. He has ran faster than anyone else.
B. She writes an essay.
C. They have sung their favorite song.
D. I was knowing the answer.

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ArticlesTOEFLHelping and Linking VerbsConditionalVerb and PrepositionGrammar : Structural Common ErrorsVocabularyConjunctive Adverbs and PunctuationConjunctionsSynonym and AntonymOther quiz:
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Who is ________________ tennis player in this class?
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