美国的学校和大学里优等生都是亚洲人的脸孔，这种现象已经越来越常见了。（

美国的学校和大学里优等生都是亚洲人的脸孔，这种现象已经越来越常见了。（It is/was + adj. for sb to do sth）

結果 (英文) 1:

Phi Beta Kappa in schools and universities in the United States are Asian faces, this phenomenon has become increasingly common. (It is / was adj. For sb to do sth)

結果 (英文) 2:

American school and University honors are Asians face, this phenomenon has become increasingly common. (It is/was adj. for sb to do sth)

結果 (英文) 3:

United States top students in the school and University are Asian faces, this phenomenon has become increasingly common. （It is/was adj. for sb to do sth）