问题
选择题
What the expert has said and done will be _________ to the department manager.
A．value
B．benefit
C．of valuable
D．of benefit
答案
答案：D
考查固定用法。value 价值，价格；benefit利益，好处。句意：专家说的和做的要对部门经理有利。 Of +名词=该名词转换的形容词；of benefit=beneficial有益的；故选D。