In the 20th Century the machine gun has not changed all that many lives ( except for those that it ' s killed ) , but the invention of radio has made a tremendous impact .
In the 20th Century , the machine gun has not changed all that many lives ( except for those that it 's killed ) , but the invention of radio has had a tremendous impact .
In the 20th Century , the machine gun has not changed all that many lives ( except for those that it 's killed ) , but the invention of radio has had a tremendous impact .
Grammatikverbesserungen: In the 20th Century the machine gun has not changed all that many lives ( except for those that it ' s killed ) , but the invention of radio has made a tremendous impact . Ausgabe: