問題詳情
【題組】5. Harvard, Yale, and Princeton show almost no gap between black and white graduation rates mainly because .
(A) their students work harder
(C) their classes are generally smaller
(B) they recruit the best students
(D) they give students more attention
參考答案
答案：A
難度：適中0.5
統計：A(0),B(0),C(0),D(0),E(0)