求问一道SAT语法题(A) According to educational statistics,the average age of college students (B) has risen (C) quite noticeable (D) over the past 28 years.请问哪里有问题 为什么
问题描述:
求问一道SAT语法题
(A) According to educational statistics,the average age of college students (B) has risen (C) quite noticeable (D) over the past 28 years.请问哪里有问题 为什么
答