sentences:  The only freshman on the Proviso High School varsity baseball team, Grove's pitching ability attracted the attention of the White Sox.After signing with the team in 1937, Grove moved between the major leagues and minor leagues for a few seasons until 1943, when he found a solid place in the White Sox's pitching rotation.Grove had a career-year in 1943, finishing the season with career-bests in ERA, wins, and complete games; in 1944, he made his only All-Star appearance.