The consultant team advised the insurance company that, in order to remain profitable through the upcoming decade, it had to diversify its long-term equity holdings, streamline its now labyrinthine claims processing systems, and to balance the added liability of senior citizens living longer by changing its premium structure.
A
and to balance the added liability of senior citizens living longer by changing
B
and balance the addition of liability with senior citizens living longer by changing
C
and balance the added liability of senior citizens living longer with changes to
D
balancing the added liability with senior citizens living longer to change
E
thereby balancing the addition of liability with senior citizens living longer with changes to
答案选C，请问A的by changing到底错在哪里呢？非常感谢！
作者: 长丝弓 时间: 2020-11-3 10:09
看了一些讨论，没说A 选项 by changing有错。是to balance错了
因为并列以下2种都可以
to diversify..., to streamline..., and to balance...
或
to diversify..., streamline..., and balance...
但A选项中的不可以：
to diversify..., streamline..., and to balance... 作者: irisrebelle 时间: 2020-11-3 10:38
长丝弓 发表于 2020-11-3 10:09
看了一些讨论，没说A 选项 by changing有错。是to balance错了
因为并列以下2种都可以
to diversify..., to ...