Passo-lhe exemplos de um bom dicionário e o site dele. Você vai querer consultá-lo sempre: turn (somebody/something) into something phrasal verb 1 to become something different, or to make someone or something do this: The sofa turns into a bed. A few weeks later, winter had turned into spring. Hollywood discovered her and turned her into a star. 2 to change by magic from one thing into another, or to make something do this: In a flash, the prince turned into a frog. The witch had turned them all into stone. 3 days turned into weeks/months turned into years etc used to say that time passed slowly while you waited for something to happen: Weeks turned into months, and still there was no letter. http://www.ldoceonline.com/dictionary/turn_1 e observe a quantidade de usos desse verbo 'turn'