Ответ:

  1. Negative: My friend does not often visit his granny in the country. Interrogative: Does my friend often visit his granny in the country?
  2. Negative: My classmates will not have a test next week. Interrogative: Will my classmates have a test next week?
  3. Negative: We did not often go on excursions last year. Interrogative: Did we often go on excursions last year?