下列语句中,错误的是 (A) while (x = y) 5; (B) do x++ while (

下列语句中,错误的是 (A) while (x = y) 5; (B) do x++ while (x == 10);下列语句中,错误的是(A) while (x = y) 5; (B) do x++ while (x == 10); (C) while (0) ; (D) do 2; while (a == b);