Was it by cutting staff( )she saved the firm?No,it was by improving work efficiency.

分类: 作业答案 • 2021-12-28 14:16:31

问题描述：

Was it by cutting staff( )she saved the firm?No,it was by improving work efficiency.
a.when b.what c.how d.that 请详解

答

答案选d.that
这是it is/was.that.强调句型