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4 Written questions

3 Multiple choice questions

  1. The main purpose of steam powered elevators was to move ________ from one factory floor to another.
  2. Otis's invention could be used to ________ people safely to the upper floors of very tall buildings.
  3. His invention kept accidents from happening if a rope or wire ________ broke.

3 True/False questions

  1. cathedralsThis is the way the great __________ of Europe were built hundreds of years ago.


  2. methodThe stone was not cheap and this ________ of building used a large amount of cut stone.


  3. structureA set of steel girders fastened together and supported the _________ of the tall buildings.


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