1) Kurt cobain, front man of the Seattle grunge band

Nirvana who committed suicide in 1994 after years of battling

depression, is merely our culture's most recent example of a torured musical genius.

2) the industrial revolution motivated by the invention of steam engine

in the 19th century greatly improved social production although the continuing

 development entailed many side effects which were unexpected.

각각 주어, 동사를찾아보세용~~~~~~~~~ㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋㅋ