input: Write a Python function to generate a list by selecting every other item from a specified list.
  
  
  assert select_alternate(["red", "black", "white", "green", "orange"]) == ['red', 'white', 'orange']
  assert select_alternate([2, 0, 3, 4, 0, 2, 8, 3, 4, 2]) == [2, 3, 0, 8, 4]
  assert select_alternate([1, 2, 3, 4, 5, 6, 7, 8, 9, 10]) == [1, 3, 5, 7, 9]
  
output: def select_alternate(items):
      return items[::2]