Open ClozeOefening 41 van 84

Tomorrow, the bicycle celebrates quite a big birthday. It's exactly 200 years (0) SINCE Karl Drais (1) .......... out on his so-called 'running machine' in Mannheim, Germany. His invention formed the basis of the bike as we now (2) .......... it. Time went by and clearly (3) .......... has changed. Yet the bike has…