完形填空答案

Country music is very old. It came from the United States, Canada, Ireland and Great Britain. It is a mixture of __36__ from all of these places. In the west of America, cowboys had to take care of the cattle (牛). They had to watch them all day and all night because the cattle were nervous and ___37___ ran away. A cowboy’s life was ___38__ and dangerous. When he was alone in the desert with the cattle, he drank strong coffee to __39___ awake (清醒的) at night. He also sang songs to the cattle to make them quiet. He sang about the stars and the moon, about his family and his friends. The cattle