-----Was it by cutting down employees she saved the pany?
-----No, it was by improving work efficiency.
A. how
B. that
C. when
D. what
网友回答
A. how
(答案→)B. that
C. when
D. what
解析：考查一般疑问句的强调句型。其结构为was / is + it + 被强调的部分+that，题中强调的是状语by cutting down employees，判断强调句型此题可把was / is it that去掉，句子照样成立，可见是强调句，故选B。