问题
选择题
What the expert has said and done will be _______ to the department managers.
A．value
B．benefit
C．of valuable
D．of benefit
答案
答案：D
be +抽象名词相当于形容词。be of benefit="be" beneficial。
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What the expert has said and done will be _______ to the department managers.
A．value
B．benefit
C．of valuable
D．of benefit
答案：D
be +抽象名词相当于形容词。be of benefit="be" beneficial。