1. As it becomes more frequent to have spouses who both work outside the home, companies are beginning to help in finding new employment for the spouses of transferred employees.

(A) it becomes more frequent to have spouses who both work outside the home

(B) it becomes more frequent to have couples both working outside the home

(C) it becomes more common that both husband and wife should be working outside the home

(D) it becomes more common for both husband and wife to work outside the home（D）

(E) couples in which both of the spouses working outside the home become more common

请问这里SPOUSES 为什么 要改成HUSBAND AND WIFE ?

spouses 为什么要改成husband and wife我也不清楚，但这题不需这个判别就可以选出啊

１it从句优于Ｅ，因此不用看全选项就可排除Ｅ

２common比frequent适合，排除AB。

３Ｃ用虚拟语气（不知算不算）should be多余，因此剩Ｄ