Never before in greater need of technical experts than it is today.
A. has Shenyang been
B. Shenyang has been
C. was Shenyang
D. Shenyang was
网友回答
A. has Shenyang been
B. Shenyang has been
C. was Shenyang
D. Shenyang was
解析：
句意：沈阳以前从来没有像今天这样急需技术专家。考查never表否定时，位于句首,引起部分倒装的结构。