请教prep上的一个语法题

bdx2010

47.   (答案是D我选了B,请NN帮我看看，非常感谢)

 

1998 saw several new ventures promoting online distance learning both at the college and graduate level, but also faculty members in large numbers began questioning whether the computer screen was an adequate replacement for the classroom.

 

(A) 1998 saw several new ventures promoting online distance learning both at the college and graduate level, but also faculty members in large numbers began

(B) In 1998 several new ventures were promoting online distance learning for both college-and for graduate-level courses, but it was also a year for a large number of faculty members who began

(C) With several new ventures promoting online distance learning both for college and graduate courses in 1998, it was also a year when a large number of faculty members had begun

(D) Although 1998 saw several new ventures promoting online distance learning for both college- and graduate-level courses, it was also a year when a large number of faculty members began

(E) Several new ventures were promoting online distance learning in 1998, at both the college level as well as the graduate, but it was also a year for faculty members to begin in large numbers

bdx2010

来帮帮忙嘛

overthere33

我看你问的都是prep上题 为什么不愿自己动手去找找prep的汇总解释呢 置顶的帖子里就有 难道宁愿这样一题题的问 也不愿自己花一点点功夫

[此贴子已经被作者于2009/8/18 4:17:05编辑过]