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was waiting had waited am waiting have waited
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did was doing had done have been doing
dropped by came over dropped out dropped to
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where is your house where your house is where was your house where your house was
dropped in it put it down dropped it in put down it
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did had done was doing have done
was waiting had waited am waiting have waited
with pleasure I like it I quite agree by all means
did had done was doing have done
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was exercising am exercising have exercised had exercised
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did had done was doing have done
was waiting had waited am waiting have waited
checked in dropped in checked out dropped out