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Irregular verbs 1
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swim
swam-swum
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choose
chose-chosen
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hear
heard-heard
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sit
sat-sat
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drink
drank-drunk
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build
built-built
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pay
paid-paid
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eat
ate/eaten
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sleep
slept-slept
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write
wrote/written
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Okay!
think
thought-thought
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be
was/were-been
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