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dozen dozen of
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when it was was it that when was it it was that
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was it that it was that was it when it was when
that; while why; while how; when what; as
misleading embarrassing boring demanding
they were warm-blooded animals living in cold places. they were warm-blooded animals living in warm places. they were cold-blooded animals living in cold places. they were cold-blooded animals living in warm places.
How long How wide How much How many
when it was was it that when was it it was that
How soon How often How long How quick