On the night of September 2, 1666, a fire broke【B1】in bakers shop near Fish Street Hill in

London. Before the flames were finally【B2】, nearly the entire city had been reduced【B3】ashes. Over thirteen thousand homes, fifty churches, and numerous public buildings and hospitals were【B4】in the blaze. For all practical purposes, London was destroyed.

The great fire was not seen as a total tragedy,【B5】. The deplorable conditions of the city had been attacked by physicians and humanitarians for years before the fire; thus, with the opportunity clearly presented to create a shining new city, artists and craftsmen from all over England hurried to submit their designs【B6】the rebuilding of London.

【B7】those who submitted plans was Sir Christopher Wren, one of England's leading architects and the Surveyor General of London. The task of rebuilding the city was【B8】to him. Wren realized that the Great Fire would not have been so【B9】if the city had been better laid out: broader streets were needed to replace the crooked.

【B10】alleys overhung with dilapidated wooden houses and shops. He also felt that redesigning the main thorough-fares of London would result in increased and more effective transportation within the city.

【B1】

A．off

B．out

C．down

D．with