The steam engine was the greatest _____advance of the 19th century

In the 19th century the invention of the steam engine and steam turbine helped power the Industrial _

A、Change
B、Revolution
C、Overthrow
D、Uprising

Wordsworth was one of the greatest poets ______ lived in the 19th century.

A、

 which

who

 those  

 that

Charles Dickens was one of the greatest ______________ writer in the 19th century.

The greatest English realist of the 19th century was ____________, who pictures bourgeois civilization