86. The results of the company’s cost-cutting measures
are evident in its profi ts, which increased 5 percent
during the fi rst 3 months of this year after it fell over
the last two years.
(A) which increased 5 percent during the fi rst
3 months of this year after it fell
(B) which had increased 5 percent during the fi rst
3 months of this year after it had fallen
(C) which have increased 5 percent during the fi rst
3 months of this year after falling
(D) with a 5 percent increase during the fi rst
3 months of this year after falling
(E) with a 5 percent increase during the fi rst
3 months of this year after having fallen
怎么理解此处省略have been ,直接用falling ,有什么依据吗?
-- by 会员 miffyhui (2012/1/14 17:41:25)