Verbs are words that show an action (sing), occurrence (develop), or state of being (exist). Almost every sentence requires a verb. The basic form of a verb is known as its infinitive. The forms call, love, break, and go are all infinitives.
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qualify
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qualified
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qualifies
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qualifying
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quarrel
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quarrelled
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quarrels
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quarrelling
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question
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questioned
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questions
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questioning
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quit
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quits
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quitting