People at school

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Across
  1. 2. He is a leader of school
  2. 3. She cleans and takes care of school
  3. 5. They are in the same class
  4. 7. He cleans and takes care the school
Down
  1. 1. He/She works at the library
  2. 4. They teach the lesson
  3. 5. They prepare the food at canteen
  4. 6. They study many sujects