2
1 The ..
.... began in
England in the 18" century. Lots of factories
opened with new machines.
.......... in the 1850s were very
difficult. They were unhealthy and wages
were low.
3 James Watt invented the
in the 1760s. Then engineers used it to
.... in factories.
4 The
grew quickly
in the 19th century because steamboats and
trains needed coal to make steam.
5 The things factories produced gave people
a better ...
6 Before the 18" century, people didn't work
with machines. They worked
7 In 1850, many people lived in cities in poor,​