Question

turn sth to和turn sth into有什么区别？

Answer 1

turn sth/sb (from A) to/into B: 意思为由一种状况变成另一种状况！Water turns into ice when it freezes.
turn to : 1. 开始努力地或热情地工作 We turned to and got thr whole house cleaned in an afternoon
2. turn to sb/sth 向某人（事物）寻求帮助，指教等，The child turned to its mother for comfort

Answer 2

turn into
进入, (使)变成
turn to
转向, 变成, 求助于, 致力于, 开始行动

Answer 3

into 有强调“进去”这个动作