Vocabulary

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Across
  1. 4. To improve or make something better
  2. 5. command Using your voice to give commands to a device
  3. 7. Learning online, not in a classroom
Down
  1. 1. The way living things change over time
  2. 2. A car that drives by itself
  3. 3. A big achievement or important event
  4. 6. To copy someone or something