Question

Please answer fast!

The following passage has not been edited. There is one mistake in each line. Underline
be wrong word and write the correct word opposite the line in the space provided:
Till a few years back, the smoke of factory
chimneys produced choked smogs, which
causes dangerous lung diseases in humans.
To reduce this problem, tall chimneys were
build, but these only moved the pollution
higher in the sky and turned the
clouds acidic. These clouds produced acidic rains,
which caused much damages to the crops.​

Answer 1

Answer:

Since a few years back, the smoke of the factory chimneys produced choking smogs, which caused dangerous lung diseases in humans. To reduce the problem, tall chimneys were built, but those only moved the pollution higher in the sky and turned the clouds acidic. Those clouds produced acidic rains, which caused many damages to the crops.