My regents scores can they rescind me from cuny

I have really nad regent scores im a bad test taker.
Liv environment : 67
Algebra 1: 76
Earth science: 69
Global: 83
English : 65, 57
Geometry: 64
Chemistry: 72
U.S history: 78

Im planning to retake one science regents and english and geometry regents again if i do well in the august one will it make up for the bad scores in june