My boss left word with my assistancehe would hold a meeting at six in the evening for pers

问题补充：

My boss left word with my assistancehe would hold a meeting at six in the evening for personnel matters.

A. who

B. as

C. which

D. that

答案：

A. who

B. as

C. which

(答案→)D. that

解析：he would hold a meeting at six in the evening for personnel matters.是同位语从句,解释说明名词word的具体内容, that无词义,在句中不充当成分。