crossword 4

12345678
Across
  1. 3. At all times.
  2. 4. A white soft earthy limestone formed from the skeletal remains.
  3. 5. A movement peculiar to humans.
  4. 7. A wide space in a building.
  5. 8. A voice interaction.
Down
  1. 1. A tiny piece.
  2. 2. To lose one's balance and collapse.
  3. 4. To get someone's attention
  4. 5. A barricade.
  5. 6. A spherical object.