Back to school

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Across
  1. 3. To ask someone a lot of questions for a long time to get information
  2. 5. Unable to think clearly or act normally because of shock, fatigue…
  3. 7. In exchange
Down
  1. 1. An electronic document in which information is arranged in rows and columns
  2. 2. A device used to sound an alarm at the end of the lesson
  3. 4. A place in a school or office where food is sold and can be eaten
  4. 5. To fasten or close something
  5. 6. To submit a piece of written work or document