注意：此页面搜索的是所有试题
题目内容
（国家开放大学-管理英语4）
I think the primary ______factor is there.s been so much absence lately.
选择一项：
A.
contributing
B.
causing
C.
affecting
选择一项：
A.
contributing
B.
causing
C.
affecting
参考答案