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improve improving to improve improved
to improve to improving improve improving
stopped practiced finished forgot
improve improved to improve improving
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pronounce practice increase memorize
speak speaking spoken to speak
speak speaking spoken to speak
fluently gradually briefly entirely
speaking English spoken English English speaking speak English
speak with speak of to speak speaking
speak to be spoken speaking to speak
speak speaking spoken to speak
spoken; with speaking; to spoken; to speaking; with
to improve improving .improved improve