About going to the United States to study for a doctorate

Requirements for applying for a doctorate in the United States:

1. TOEFL (IBT) 100 or above;

2.GPA Most American schools require to apply for a master's degree of 3.5;

3.GRE score: 1 100- 1200 (Chinese+Mathematics);

4.3 Letter of recommendation;

5.PS and c.v.