Unlock 2 Unit 1 Reading 1

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Across
  1. 2. (adj.)designed and using the most recent ideas and methods
  2. 4. （n.）the number of people living in a place
  3. 6. (n.)the most important city in a country or state; where the government is
  4. 8. (n.)damage caused to water, air and land by harmful materials or waste
Down
  1. 1. (n.)the cars, trucks and other vehicles using a road
  2. 3. (n.) land that is not in towns or cities and may have farms and fields
  3. 5. (n.)a chance to do or experience something good
  4. 7. (n.)someone who has a lot of skill in or a lot of knowledge about something