102指考19题
In recent years, the postal service has suffered tens of billions of dollars
in losses __19__ the increasing popularity of the Internet and e-commerce.
A. at
B. with
C. under
D. between
答案是B. with
我想问C. under这个选项,我想把他解释为"在..(网络与电子商务的盛行)情况下"
请问哪里有错?百思不得其解...