CROSSWORD TIME!

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Across
  1. 2. a person or company whose job is to build or repair houses or other buildings
  2. 3. a piece of information that is only known by one person or a few people and should not be told to others
  3. 5. used in negative sentences instead of "also" or "too"
  4. 6. to tell someone that you will certainly do something
Down
  1. 1. a person whose job is to take care of people’s teeth
  2. 4. a detailed study of a subject, especially in order to discover information