ABC Activities - There was/wasn't - There were/weren't

Completa los espacios en blanco escribiendo correctamente en pasado "There was/wasn't" o "There were/weren't" según corresponda en cada caso.
It is the year 1850 in London:
cars .......................There many cars
pedestrians..............There many pedestrians
farmers................... There many farmers
office blocks........... There many office blocks
poor people............ There many poor people
traffic......................There much traffic
tourists...................There many tourists
Restaurants........... There some restaurants
pollution.................There any pollution
fresh air.................There a lot of fresh air
supermarkets..........There any supermarkets
open air markets.....There some open air markets
Pizza Huts.............There any Pizza Huts
Schools.................There many schools.