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look like look for look at look after
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happy upset tired excited
what is Tom doing how Tom did it where Tom is why Tom is doing it
don’t; until will; after didn’t; until have; after
Do you sleep Were you sleeping Did you sleep Had you slept
Have you been sleeping Were you sleeping Did you sleep Had you slept
painted had painted have painted have been painting
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stayed up made up put up looked up
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have been helping had helped was helping am helping
because while instead of because of
look at look for look like look after