问题:
---- Was it by cutting down staff _ _she saved the firm?
---- No, it was by improving work efficiency.
A.when
B.what
C.how
D.that
---- Was it by cutting down staff _ _she saved the firm?
---- No, it was by improving work efficiency.
---- No, it was by improving work efficiency.
A.when | B.what | C.how | D.that |
参考答案: