He also told officials that he never had been in a room alone with Ms. Kelley and that there had been no affair or sex, the official said.

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No, say others, who argue most will never tweet, let alone check-in, or chat, or vote, when they just want to relax with some TV.

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"No principal would ever make a decision based on this score alone, and we would never advise anyone parent, reporter, principal, teacher to draw a conclusion based on this score alone, " said Shael Polakow-Suransky, the department's chief academic officer.

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