Lesson 3 The age of AI has begun

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Across
  1. 2. a liquid obtained from petroleum, used especially as a fuel for cars
  2. 4. a circle of any material. We will wear it on the finger when we get married.
  3. 5. a flat piece of plastic, wood, or metal with a row of long, narrow parts along one side, used to tidy your hair
  4. 7. a long, thin piece of material that is worn under a shirt collar, especially by men
  5. 8. a small piece of paper with a picture on it that is stuck onto a letter before it is posted
  6. 10. a space in a piece of writing or on a form, left empty for information to be added
  7. 12. a large musical instrument with a row of black and white keys
  8. 13. a small area of water
  9. 14. the possibility of something bad happening
Down
  1. 1. If two colors, designs, or objects match, they are similar or look attractive together
  2. 3. a flat, usually square or rectangular, paper container for a letter
  3. 6. a covering for part of the face that protect the person.
  4. 9. a tube inside which liquid or gas flows from one place to another
  5. 10. a strip of leather or material worn around the waist
  6. 11. a thin, hard area that covers the upper side of the end of each finger