请教一道语法题

ahwhbear622

24-8 The results of the company’s cost-cutting measures are evident in its profits, which increased five percent during the first three months of this year after it fell over the last two years.

(A) which increased five percent during the first three months of this year after it fell

(B) which had increased five percent during the first three months of this year after it had fallen

(C) which have increased five percent during the first three months of this year after falling

(D) with a five percent increase during the first three months of this year after falling

(E) with a five percent increase during the first three months of this year after having fallen

答案是C 为什么呢？

liangqi77

profits复数，A、B中it指代错误，选C.

keke198537

a,b时态不对，加上单数不对，d,e with后面部分针对的是什么不明

ahwhbear622

哦  我明白了

[此贴子已经被作者于2007-11-14 13:56:41编辑过]

蓝梦红林

感谢，有时候with和which有点混……