单选题 Those departments short of skilled workers worked ______ with the personnel department to find ways to improve.
A. approximately
B. cooperatively
C. progressively
D. completely

【正确答案】 B

【答案解析】中级问题遇到副词，要注意和它最近的动词的搭配。应该怎样工作呢?“合力”工作才能找到改善的方法，不是吗？所以正确答案是B选项。
[高频词语] be short of 缺少 skilled 熟练的 personnel department 人事部门