vacation

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Across
  1. 3. a state in which most college students are at home on vacation
  2. 5. it is of great benefit to our health
  3. 7. this is relevant to our topic today
Down
  1. 1. what we are doing now（plural）
  2. 2. we all have them（plural）
  3. 4. it usually happens at night
  4. 6. we do it everyday